Alle unausgebauten Höhlen

1594 unausgebaute Höhlen werden auf showcaves.com am 19-MAR-2026 15:55 beschrieben

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• Caverna 14 de Julio, Paraguay
• Tunnel de lave 2004, France
• 3N Cave - Namakdan Cave, Iran
• Abbey Caves, New Zealand
• Furna do Abel, Portugal
• Abismo Anhumas, Brazil
• Abismo Oscuro, Costa Rica
• Cueva del Abra, México
• Abraham’s Cave, Turkey
• Abrakurrie Cave, Australia
• Grotta di Acquasanta, Italy
• Admiral’s Cave, Bermuda
• Magharet Afqua, Lebanon
• Saint Anna Cave, Greece
• Spilia Agia Paraskevi - Aghia Paraskevi Cave, Greece
• Chapel of Agia Varvara, Greece
• Eklisia Agioi Theodoroi, Greece
• Saint Andrew the Hermit, Greece
• Spilaio to Agiou Antoniou, Greece
• Cave Church of St. Anthony, Greece
• Cave of Agios Dionysios, Greece
• Agios Georgios Mandelas’s Cave, Greece
• Spilia Ag Ioánnis Erimitis - Hermits’ Cave of Saint John, Greece
• Spilia Áyios Ioánnis Iráklia, Greece
• Spilia O’Ag Ioannis Kastro - St John’s Hermit Cave, Greece
• Spilia Áyios Ioánnis at Marathokefala, Greece
• Agios Ioannis Damialis Cave, Greece
• Spilaio Agios Mamas - Agios Mamas Cave, Greece
• Agios Stefanos, Greece
• Cave of Agios Theodoros, Greece
• The Glittering Caves of Aglarond, Middle-Earth
• Cueva del Agua, Spain
• Caverna Água Suja, Brazil
• Gruta das Agulhas, Portugal
• Agu-Owuru Cave, Nigeria
• Les grottes de l’Aguzou, France
• Aitzulo, Spain
• Akarsu Köyü Mağarası, Turkey
• Vai Akaruru, Cook Islands
• Akka Mahadevi Guhalu, India
• Gruta Alambari de Baixo, Brazil
• Alawala Caves, Sri Lanka
• Alayeh Cave, Yemen
• Pestera Albastra, Romania
• Magh?rat al-Dam, Syria
• Grotte d’Aldène, France
• Alexander Caverns, United States of America
• Cueva Alfredo Jahn, Venezuela
• Ali Baba’s Cave, Australia
• Ali Barbour’s Cave, Kenya
• Alikadam Cave, Bangladesh
• Allikukivi Caves, Estonia
• Cueva de Almendras, Perú
• Al Nahwah Cave, United Arab Emirates
• Cueva del Altar, Cuba
• Piatra Altarului, Romania
• Naturhöhle Altfinstermünz, Austria
• Altinbesik Mağarası, Turkey
• Cueva de Altxerri, Spain
• Alum Cave, United States of America
• Alutila Cave, Bangladesh
• Amakama Wooden Cave, Nigeria
• Amanchor Cave, Nigeria
• Amano Yasugawara, Japan
• Mapango ya Amboni - Amboni Caves, Tanzania
• Grotta Naturale Amenano, Italy
• Ananui Cave, New Zealand
• Anatakitaki, Cook Islands
• Anatola Cave, Niue
• Cuevas de Andá Mirá, Guatemala
• Andreas Cave, Greece
• Anemone Cave, United States of America
• Grotta dell’Angelo, Italy
• Animal Flower Cave, Barbados
• Ansite, Spain
• Ape Cave, United States of America
• Cave of the Apocalypse, Greece
• Apostle Islands Sea Caves, United States of America
• Aquinaldo Cave, The Philippines
• La Caune de l’Arago, France
• Arch Cave, Canada
• Arches National Park, United States of America
• Archilochos Cave, Greece
• El Arco del Tiempo del Río La Venta, México
• Ardlair Cave, Great Britain
• La grotta delle Arene Candide, Italy
• Arjeri, Armenia
• Arjun Gufa, India
• Arnarker, Iceland
• Arndthöhle, Germany
• Arnold Ice Cave, United States of America
• Arnsteinhöhle, Germany
• Arochukwu Cave, Nigeria
• Caverna Aroe Jari, Brazil
• Parque Natural da Arrábida, Portugal
• Arroyo Tapiado Mud Caves, United States of America
• La Grotta dell’ Arsenale, Italy
• Artlish River Cave, Canada
• Arzberghöhle, Austria
• Ashabi Kahf, Azerbaijan
• Ashab-ı Kehf Mağarası, Turkey
• Brachoskepi Asprochaliko, Greece
• Goa Asri, Indonesia
• Grutas de Atepolihui, México
• Atlantida, Ukraine
• Cueva del Cerro Autana, Venezuela
• Avaiki, Niue
• Cueva de los Aviones, Spain
• Ayia Napa Sea Caves, Cyprus
• Ayo Rocks, Aruba
• Ayvaini Mağarası, Turkey
• Azokh Cave, Azerbaijan
• Baatara Cave, Lebanon
• Pećina Badanj, Bosnia and Herzegovina
• Baekryong Donggul, South Korea
• Bärenhöhle Oberammergau, Germany
• Baggehola, Norway
• Bagshawe Cavern, Great Britain
• Bahay Paniki Cave, The Philippines
• Chùa Bái Đính, Vietnam
• Bái Ma Jiàng Jun Dòng, China
• Baishiya Karst Cave, China
• Balangagan Cave, The Philippines
• Cueva Balcones, Puerto Rico
• Balek Sulfur Caves, Papua New Guinea
• The Ballroom, New Zealand
• Baloc-Baloc Cave, The Philippines
• Balsbergsgrottan, Sweden
• Grotte di Balzi Rossi, Italy
• Baranca Sunu Grot, Aruba
• Goa Barat, Indonesia
• Barton Creek Cave, Belize
• Tunnel du Bassin Bleu, France
• Bat Cave, Cayman Islands
• Bat Cave Mine, United States of America
• Batadomba Lena, Sri Lanka
• Batatota Lena, Sri Lanka
• Bates Cave, Australia
• Bat Cave, Montserrat
• Gua Batu Maloi, Malaysia
• Grotte de la Baumelle, France
• Grotte de Beaussac, France
• Grotte du Bédat, France
• Grottene i Beiarn, Norway
• Béke-barlang, Hungary
• Bekiris Cave, Greece
• Beldibi Magarasi, Turkey
• Belilena Cave, Sri Lanka
• Ben’s Cave, Bahamas
• Algar de Benagil, Portugal
• Bagno Asciutto Grotta Di Benikulá, Italy
• La Cueva de Ben Loman, Belize
• Grotta Marina di Bergeggi, Italy
• Bergsjögrottan, Sweden
• Cueva de Berna, Dominican Republic
• Beston Cave, Iraq
• Bhimbetka, India
• Chùa Bích Động, Vietnam
• Big Bone Cave, United States of America
• Big Four Ice Caves, United States of America
• Big Ice Cave, United States of America
• Big Salt Cave, Iran
• Bingag Cave, The Philippines
• Bintakan Cave, The Philippines
• Tigris Tunnel, Turkey
• Birthing Cave, United States of America
• Bjärs Grottor, Sweden
• Björnstugugrottan, Sweden
• Blackfellows Hand Cave, Australia
• The Legendary Black Water Rafting, New Zealand
• Cova Blava, Spain
• Tunnel de lave Bleu, France
• Bloomington Cave, United States of America
• Il-Hnejja, Malta
• Blue Creek Cave, Belize
• Blue Eye, Cabo Verde
• Blue Lake Rhino Cave, United States of America
• Blue Room Cave, Curaçao
• Toca da Boa Vista, Brazil
• Boca Tabla Cave, Curaçao
• Bocksteinschmiede, Germany
• Bodagrottorna, Sweden
• Boggle Hole, Great Britain
• Pesterna Crkva Sveta Bogorodica, North Macedonia
• Cova de Bolumini, Spain
• Cueva de B’omb’il Pek, Guatemala
• Bo Nau Cave, Vietnam
• Boninska Peshtera, Bulgaria
• Cueva Bonita, Spain
• Boone’s Cave State Park, United States of America
• Cavernas El Boquerón, Honduras
• Border Cave, South Africa
• Borenore Caves, Australia
• Boulder Caves, United States of America
• Boulder Cave, United States of America
• Ghar Boumâaza, Algeria
• Grotte de Bournillon, France
• Box Canyon Cave, New Zealand
• Boyd Cave, United States of America
• Boynton Subway, United States of America
• Grotte de Brando, France
• Gruta dos Brejões, Brazil
• Bremsneshula, Norway
• Bridge of God, Bulgaria
• Grotta dei Briganti, Italy
• Brillenhöhle, Germany
• Brotschgrotte, France
• Bruce’s Cave, Ireland
• Bruce Peninsula Grotto, Canada
• Bruce’s Caves, Canada
• Wiarton’s Hermit, Canada
• Bruedertöbeli, Switzerland
• Bruneckerhöhle, Austria
• Brunnsteinhöhle, Germany
• Buchenlochhöhle, Germany
• Buenavista Cave, The Philippines
• Buffalo National River, United States of America
• Bugasan Cave, The Philippines
• Bu Haban Cave, Oman
• Bukovica, Bosnia and Herzegovina
• Bullers of Buchan, Great Britain
• Furna do Buraco do Padre, Brazil
• Burrows’ Cave, United States of America
• Buz Mağarası, Turkey
• Jeskyně Býčí skála, Czech Republic
• Byron Glacier Ice Caves, United States of America
• Cuevas las Cabachuelas, Puerto Rico
• Nucleo Caboclos, Brazil
• Cacupangan Cave, The Philippines
• Cala Covas, Spain
• Grotte di Cala Luna, Italy
• Cova Cala Varques, Spain
• Calbiga Caves, The Philippines
• Caleta Negra, Spain
• Cueva de Callacpuma, Perú
• Għar Calypso, Malta
• Grotta del Cammello, Italy
• Camooweal Caves National Park, Australia
• Canashito Grot, Aruba
• Gruta de las Canicas, México
• Coves de Can Riera, Spain
• Cantabon Cave, The Philippines
• Canyon Creek Ice Cave, Canada
• Capigtan Cave, The Philippines
• Capisaan Cave, The Philippines
• Grotta di Carburangeli, Italy
• Gruta de Carlos Pacheco, México
• Carlotta Arch, Australia
• Carreg Cennen Castle Caves, Great Britain
• Bat Cave, United States of America
• Cartwright’s Cave, Bahamas
• Cartwright Duho Cave, Bahamas
• Carver’s Cave, United States of America
• Hang Cá Sấu, Vietnam
• Parque da Cascata, Brazil
• Casibari Rocks, Aruba
• Santuario del Pla de Petracos, Spain
• Grotta di Castello Tesino, Italy
• Cueva Cataratas de Hueque, Venezuela
• Cataviña, México
• Cathedral Caves, New Zealand
• The Cathedral, Bahamas
• Cat Hole Cave, Great Britain
• Giant’s Causeway, Ireland
• Furnas do Cavalum, Portugal
• Cavannagh Cave, Anguilla
• Cave-in-Rock State Park, United States of America
• Cave River Park, United States of America
• Caverna 54, Paraguay
• Cavern Lake Cave, United States of America
• Caves Branch Jungle Lodge, Belize
• Cave Spring Historic Site & Nature Center, United States of America
• Cave Spring, United States of America
• Cave Stream, New Zealand
• Çayır Mağarası, Turkey
• Grotte Célestine, France
• Cenobio de Valerón, Spain
• Centaur’s Cave, Antigua & Barbuda
• Cave of Centaur Chiron, Greece
• Gruta do Centenário, Brazil
• Gua Cerita, Malaysia
• Cerme Cave, Indonesia
• Cerro Azul, Colombia
• Cavernas del Viejo Volcan Parque Cerro Leones, Argentina
• Pestera Cetatile Ponorului, Romania
• Cetinjska Pećina, Montenegro
• Chainospilios, Greece
• Grotte de la Chaise, France
• Hang Cha Loi, Vietnam
• Chaoyang Thousand Buddha Caves Scenic Area, China
• Chapel Cave, United States of America
• Cueva Charles Brewer, Venezuela
• Grotte des Chauves-souris, Tunisia
• Grotte Chauvet, France
• Che Chem Hah, Belize
• Cherokee Cave, United States of America
• Chessiloch, Switzerland
• Cheung Po Tsai Cave, China
• Cueva del Indio de Chichiriviche, Venezuela
• Cueva de Chicho, Dominican Republic
• Hang Chiều, Vietnam
• Chikura Cavern, Japan
• Chilibrillo Cave, Panama
• Chiquibul Cave System, Belize
• Rìo Subterráneo Chontalcoatlán, México
• Christian Cave, Japan
• Chuanlong Dong, China
• Chua Tien, Vietnam
• Chumash Painted Cave, United States of America
• Church Cave, Great Britain
• Grotta di Ciccio Felice, Italy
• Císařská jeskyně, Czech Republic
• Tunnel de lave Citron Galets, France
• Civil Defense Caves, United States of America
• Clarksville Cave, United States of America
• Cliff Cave, United States of America
• Grotte du Clos del Pous, France
• Las Cuevas de la Cobanerita, Guatemala
• Cody Caves Provincial Park, Canada
• Peștera Coiba Mare, Romania
• Peștera Coiba Mică, Romania
• Coles Cave, Barbados
• Cova d’es Coloms, Spain
• Cova dels Coloms, Spain
• Colorado Bend State Park, United States of America
• Gruta Colorida, Brazil
• Conch Bar Caves, Turks and Caicos Islands
• Hang Con Moong, Vietnam
• Grotte Conturines, Italy
• Cuevas El Convento, Puerto Rico
• Grotta Conza, Italy
• Cooper’s Cave, United States of America
• Corfu Cave Tour, Greece
• Corner Brook Cave, Canada
• Coronado Cave, United States of America
• Cueva Coro Trasito, Spain
• Grotte de la Glacière de Corrençon, France
• Grotte Cosquer, France
• Cueva de Covaciella, Spain
• Santa Cueva de Covadonga, Spain
• Cove Cave, Great Britain
• Cove Cave, Ireland
• Coxcatlán Cave, México
• Craters of the Moon, United States of America
• Grottes de Cravanche, France
• Grotte du Crête de Vaas, Switzerland
• Cripta Basiliana di San Michele, Italy
• Abri de Cro-Magnon, France
• Crowley Lake Columns, United States of America
• Crvena Stijena, Montenegro
• Crystal Cave, Iran
• Crystal Ball Cave, United States of America
• Cserszegtomaj barlang, Hungary
• Csodabogyós-barlang, Hungary
• Cuarenta Casas, México
• Cuarto-Cuarto Cave, The Philippines
• Cueva Cuesta Palmarito, México
• Grutas de Cuetzalan, México
• La Cuevona, Spain
• Grotte Cussac, France
• St Cuthbert’s Cave, Great Britain
• Cave of Cyclops, Greece
• Dabarska pećina, Bosnia and Herzegovina
• Dakhovskaya Cave, Russia
• Cueva de Damas, Costa Rica
• Damianos Cave, Greece
• Daneilshöhle, Germany
• Danger Cave, United States of America
• Daveli’s Cave, Greece
• Dead Man’s Cave, Great Britain
• Decorah Ice Cave, United States of America
• Deer Lick Cave, United States of America
• Demir Baba, Bulgaria
• Denisova, Russia
• Devil’s Den Cave, United States of America
• Devil’s Den, United States of America
• Devil´s Hole, Great Britain
• Devil’s Icebox Cave, United States of America
• Devil’s Ice Box, United States of America
• Cueva del Diablo, Bolivia
• Cueva del Diablo Mazatlán, México
• Cueva del Diabolo, Spain
• Cueva del Diamante, Perú
• Pozzo del Diavolo, Italy
• Dich Long Cave and Pagoda, Vietnam
• Diebeshöhle, Germany
• Burghöhle Dietfurt, Germany
• Dilek Magarasi, Turkey
• Grotte de Dimba, République Démocratique du Con
• Dinosaur Caves Park, United States of America
• Caverna del Dio Mithra, Italy
• Đalovića Pecina, Montenegro
• Djara Cave, Egypt
• Do-Ashcaft Cave, Iran
• Siju Dobakhol, India
• Doktorshöhle, Germany
• Doling Cave, United States of America
• Dombashawa Rocks and Painted Cave Site, Zimbabwe
• Cueva de Don Justo, Spain
• Dorawaka Ethubandi Cave, Sri Lanka
• Doseongul, South Korea
• Drachenhöhle, Austria
• Drachenloch, Switzerland
• Gruta del Drago, Panama
• Drakospilia, Greece
• Drakonina Pecina, Croatia
• Dreidärrischenhöhle, Austria
• Dreieingangshöhle, Germany
• Grotte des Druides, France
• Dubočka Pećina, Serbia
• Hang Đức Mẹ, Vietnam
• La Gruta Del Duende, México
• Dumdalen Grotter, Norway
• Duncan Escarpment, Canada
• Dunston Cave, Trinidad and Tobago
• Peștera Duruitoarea, Moldova
• Jaskinia Ku Dziurze, Poland
• Grotte d’Ebbou, France
• Echo Amphitheater, United States of America
• Eckert James River Cave, United States of America
• Gruta dos Ecos, Brazil
• Einödhöhle, Austria
• Eiskapelle, Germany
• Eiskogelhöhle, Austria
• El Capitan Cave, United States of America
• Cueva El Chorreadero, México
• Cueva de El Conejar, Spain
• Grutas el Encanto, Guatemala
• Elfengrotte, Germany
• Elijah’s Cave, Israel
• Ice Caves Mountain, United States of America
• Spilea Ellinokamára - Ellinokamára Cave, Greece
• El Majé Caves, Panama
• El Malpais National Monument, United States of America
• El Nicho Waterfall & Cave, Cuba
• El Puente Natural, Panama
• Cavernas El Sauce, Argentina
• Pestera Emil Racovita, Moldova
• Empire Cave, United States of America
• Gruta das Encantadas, Brazil
• Enku Bora, Japan
• Grotta Entella, Italy
• Red Sandstone of Eppenbrunn, Germany
• Grotte d’Eprave, Belgium
• Esperhöhle, Germany
• Gruta del Espiritu Santo, El Salvador
• La Cueva del Esplendor, Colombia
• Esztáz-kői-barlang, Hungary
• Cave of Euripides, Greece
• Ezeagu Cave, Nigeria
• Gruta da Fada, Brazil
• Falkensteiner Höhle, Germany
• Cueva del Fantasma, Venezuela
• Grotta del Farneto, Italy
• Fels Cave, Vanuatu
• Felsenkirche Idar-Oberstein, Germany
• Gruta do Fendão, Brazil
• Ferekidis Cave, Greece
• Feuchter Keller, Austria
• Finca Ixobel River Cave Trip, Guatemala
• Fingal’s Cave, Great Britain
• Finnforsrövarnas grotta, Sweden
• Finsteres Loch, Germany
• Grotte Finzolua Ndombolozi, République Démocratique du Con
• Grotta Fioravante, Italy
• Fisher’s Cave, United States of America
• Flagstaff Lava River Cave, United States of America
• Flour Cave, Israel
• Gruta do Fogo, Brazil
• Fohlenhaus, Germany
• Cova Forada, Spain
• Sa Cova Foradada, Spain
• Fort Stanton Cave, United States of America
• Fountain Cave, United States of America
• Fox River Caves, New Zealand
• Σπηλαιο Φραγχθι - Franchthi Cave, Greece
• Francisco Dagohoy Cave, The Philippines
• Tempio del Valadier - Santa Maria di Frasassi - Infrasaxa - Grotte di Frasassi, Italy
• Grotta dei Frati, Italy
• Frauenmauerhöhle, Austria
• Grotta del Freddo, Italy
• Furna de Frei Matias, Portugal
• Cuevas de Fuentemolinos, Spain
• Fugoppe-dokutsu, Japan
• Fukui Cave, Japan
• Fulford Cave, United States of America
• Gruta da Fumaça, Brazil
• Fun Fun Cave, Dominican Republic
• Furaku Cave, Japan
• Parc National de Furfooz, Belgium
• Gruta da Furninha, Portugal
• Galazia Spiliá - Blue Grotto, Greece
• Galázia Spiliá, Greece
• Galázia Spiliá - Blue Grotto - Korithi Cave, Greece
• Cueva de la Galiana, Spain
• Grotta della Galleria Ferroviaria, Italy
• Sinks of Gandy, United States of America
• Gaping Ghyll, Great Britain
• Sea Caves of the Gargano, Italy
• Garvanitsa, Bulgaria
• Cueva del Gato, Spain
• Gaub Cave, Namibia
• Store Gaulstadgrotta, Norway
• Gautschgrotte, Germany
• Gcwihaba Caverns, Botswana
• Geissenklösterle, Germany
• Gua Gelatik, Indonesia
• Cave Church at Gellért Hill, Hungary
• Grotta del Gelo, Italy
• Gemini Bridges, United States of America
• Caverne Gendarme, France
• Genovevahöhle bei Kordel, Germany
• Spilaion Gerani, Greece
• Kristallkluft Gerstenegg, Switzerland
• Ghardaia, Algeria
• La Cueva del Gigante, Honduras
• Gila Cliff Dwellings, United States of America
• Gillberga Gryte, Sweden
• Gimnyeongsagul, South Korea
• Gimpel-Labyrinth, Austria
• Gjabakkahellir, Iceland
• Cave of Padre Glandorff, México
• Gruta da Glória, Brazil
• Göpfelsteinhöhle, Germany
• Götzingerhöhle, Germany
• Golden Cathedral, United States of America
• Sótano de las Golondrinas, México
• Cueva de las Golondrinas, Puerto Rico
• Cueva Golondrinas, Puerto Rico
• Golub Špilja, Croatia
• Golubinsky Proval, Russia
• Golubovitsa Cave, Bulgaria
• Good Luck Cave, Malaysia
• Great Ocean Road, Australia
• Gouvernéto Cave - Bears’ Cave, Greece
• Graham Cave, United States of America
• Caverna La Gran Galería, Costa Rica
• Great Cave, Cayman Islands
• Great Chamber, United States of America
• Green’s Cave, United States of America
• Greig’s Scenic Caves, Canada
• Grjótagjá, Iceland
• Grofova Jama, Slovenia
• Große Grotte, Germany
• Großer Lochstein, Germany
• Große Scheuer, Germany
• The Grotto, Australia
• The Grotto, Northern Mariana Islands
• Grouspa Cave, Greece
• Gruebisbalm Höhle, Switzerland
• Cueva de los Guácharos, Colombia
• Cueva de los Guácharos del Rio Claro, Colombia
• Cueva de los Guacharos, Perú
• Cueva de Guahedum, Spain
• Barranco de Guayadeque, Spain
• Guimit Cave, The Philippines
• Guinogo-an Cave, The Philippines
• Cueva de Guitarreros, Perú
• Guler Ice Caves, United States of America
• Gunung Senyum Caves, Malaysia
• Gutmana Ala, Latvia
• Gýgagjá, Iceland
• Gyurkó-lápai-barlang, Hungary
• Ha Baroana, Lesotho
• Ha Kome Cave Dwellings, Lesotho
• Hakusan Shrine, Japan
• Hálsanefshellir Cave, Iceland
• Dahl Al Hamam, Qatar
• Hamilton’s Caves, Bahamas
• Hang Ma, Vietnam
• Hanyama No. 2 Tunnel, Japan
• Ta Spilia Harakas, Greece
• Haramiiska Dupka, Bulgaria
• Spilia Harkadio - Harkadio Cave, Greece
• Grotte d’Harpea, France
• Hartford Cave, Bahamas
• Harman 1, Australia
• Harwood’s Hole, New Zealand
• Hatchet Bay Cave, Bahamas
• Hatter’s Hideout Cave and Lodge, Australia
• Haua Fteah Cave, Libya
• Shpella e Haxhi Aliut, Albania
• Hazrat Daud Cave, Uzbekistan
• Heimensteinhöhle, Germany
• Henneth Annûn, Middle-Earth
• Henry Morgan’s Cave, Bahamas
• Höhle auf dem Großen Hermannstein, Germany
• Hermit’s Cave, Australia
• Hezarmerd Cave, Iraq
• Hickelhöhle, Germany
• Hidden Forest Cave, United States of America
• Động Hoa Tiên, Vietnam
• Hocking Hills State Park, United States of America
• Hang Hồ Động Tiên, Vietnam
• Högberget Cave, Finland
• Hohlenstein, Germany
• Hohlensteinhöhle, Austria
• Hohler Stein bei Schambach, Germany
• Hohler Stein, Germany
• Hohlloch bei St. Wolfgang, Germany
• Tham Hoi, Laos
• Hole in the Rock, New Zealand
• Holkrans at Golden Gate, South Africa
• Holkrans at Meiringskloof, South Africa
• Hollenkammer, Germany
• Homestead Crater, United States of America
• Honeycomb Cave, New Zealand
• Honeycomb Cave, Australia
• Horne Lake Caves, Canada
• Horvatove Stube, Croatia
• Peștera Hoților, Romania
• House of Rock, Samoa
• Höversbygrottan, Sweden
• Hoyo Soplador, Colombia
• Hrustovačka pećina, Bosnia and Herzegovina
• Gruta de Huagapo, Perú
• Huangdi Dong - Emperor’s Cave, China
• Hubbard’s Cave, United States of America
• Peştera Huda lui Papară, Romania
• Huda Luknja, Slovenia
• Hülbener Tropfsteinhöhle, Germany
• Huelgoat, France
• Cueva del Hundidero, Spain
• Hundraðmannahellir, Iceland
• Iazoni Cave, Georgia
• Għar Id-Duhhan, Malta
• Idagrotte, Germany
• Idaion Antron, Greece
• Ignateva Pestera, Russia
• Gruta da Igrejinha, Brazil
• Iho-Eleru, Nigeria
• Ilgarini Mağarası, Turkey
• La Grotte (Illetas Club Playa), Spain
• Illinois Caverns, United States of America
• Ilsenhöhle, Germany
• Inanke Cave, Zimbabwe
• Gruta India, Argentina
• Indian Cave State Park, United States of America
• Boca do Inferno, Portugal
• Cueva del Infierno, Puerto Rico
• Inkerman Cave Monastery, Russia
• Qaura - Inland Sea, Malta
• Inscrições Rupestres, Brazil
• Ipapanti Monastery, Greece
• Ipswich Caves, Jamaica
• Iriyuji-Gama Cave, Japan
• Istállós-kői-barlang, Hungary
• Ittin Cave, Oman
• Iwaya Kannon, Japan
• Jaana Dragon Cave, Japan
• Jacks Blowhole, New Zealand
• Jameos del Agua, Spain
• Janeh Cave, Japan
• Jankovich-barlang, Hungary
• Jarnan Cave, Oman
• Jasana Cave, Iraq
• Jaskinia Jasna koło Smolenia, Poland
• Jeffrey’s Hole, Bermuda
• Jelovačka Pećina, Montenegro
• Gruta dos Jesuítas, Brazil
• Jingemia Cave, Australia
• Jobitzinaj Cave, Guatemala
• Grottan Johannes Kammare, Sweden
• Goa Jomblang, Indonesia
• Jons Kapel, Denmark
• Cueva Juan Nieves, Puerto Rico
• Jungfernhöhle, Germany
• Jutulholet, Norway
• Kaaiman’s Grotto, South Africa
• Kaaterskill Falls, United States of America
• Kachargadh Caves, India
• Kaew Cave, Thailand
• Kahlensteinhöhle, Germany
• Kaiser-Max-Grotte, Austria
• Ana Kai Tangata, Chile
• Ana Kakenga, Chile
• Kakoperato Cave, Greece
• Kakushöhle, Germany
• Crkva „Sv. Bogorodica“ Kališta, North Macedonia
• Goa Kalisuci, Indonesia
• Kalladanthy Natural Cave, India
• Hohler Stein, Germany
• Spilaio Kamares - Cave Kamaron - Kamares Cave, Greece
• Caverna Kambá Hópo, Paraguay
• Kammerbacher Höhle, Germany
• Kana Raja’s Cave, Bangladesh
• Las Cuevas de K’an Ba, Guatemala
• Kaneana Cave, United States of America
• Kaniwhaniwha Caves, New Zealand
• Mogharet el Kantara, Egypt
• Kanze Limestone Cave, Japan
• Kap-Kutan Cave, Turkmenistan
• Kåppasjåkkagrottorna, Sweden
• Karlamanska Cave, Russia
• Grotta della Gavetta e Grotta del Pilone, Italy
• Għar ta’ Karolina, Malta
• Spilaio Kastritza - Kastritsa Cave, Greece
• Spilia Katafygi, Greece
• Kåtavikens grottstig, Sweden
• Katla Ice Cave, Iceland
• Katouche Cave, Anguilla
• Kaumana Cave, United States of America
• Kaupo Ala, Latvia
• Kazumura Cave, United States of America
• Trypas Kefalas - Cave of Kefala, Greece
• Caves of Keshcorran, Ireland
• Kesslerloch, Switzerland
• Khadr Afrar Cave, Oman
• Khangkhui Mangsor, India
• Khao Chang Lon Cave, Thailand
• Tham Khao Khun Krathing, Thailand
• Tham Khao Kriep Ngoen, Thailand
• Wat Tham Khao Kuha, Thailand
• Tham Khao Mai Khew, Thailand
• Tham Khao Ngoen, Thailand
• Khao Rup Chang Cave Temple, Thailand
• Grutas do Khodzue, Mozambique
• Khomuli Cave, Georgia
• Tham Khuha Sawan, Thailand
• Kickapoo Cavern State Park, United States of America
• Kigan Yusenkyo, Japan
• Kiik-Koba, Russia
• Kiinen Gongen, Japan
• King’s Cave, Great Britain
• King Arthur’s Cave, Great Britain
• King George V Cave, Australia
• Kitum Cave, Kenya
• Kiwengwa Caves, Tanzania
• Kiyomigaoka Limestone Cave, Japan
• Klæmintsgjógv, Faroe Islands
• Klausenhöhlen, Germany
• Kleinsteinhöhle, Germany
• Klobasja Jama, Slovenia
• Klösterl, Germany
• Knadel Cave Tour, Morocco
• Legaga la ga Kobokwe, Botswana
• Kocaín Mağarası, Turkey
• Kohlerhöhle, Austria
• Kojima Kurago, Japan
• Kolowrathhöhle, Austria
• Konispol Cave, Albania
• Korallgrottan, Sweden
• Korkia-Mauran Jääluola, Finland
• Kormokopos Cave, Greece
• Korsanini Mağarası, Turkey
• Korykio Andro - Corycian Cave, Greece
• Jeskyně Kostelík, Czech Republic
• Peshtera Kozarnika, Bulgaria
• Kraljičina Špilja, Croatia
• Králova jeskynĕ, Czech Republic
• Tham Krasae, Thailand
• Tham Krasaeng, Thailand
• Krasnohorska Jaskyna, Slovakia
• Kreidelucke, Austria
• Goa Kreo, Indonesia
• Krompirjeva Jama, Slovenia
• Castello di Mezzocorona, Italy
• Jaskinia Krowia, Poland
• Fiery Caves of Kuhi-Malik, Tajikistan
• Kuhstall, Germany
• Kula Kai Caverns, United States of America
• Kullaberg Grottor, Sweden
• ’Ana Kuma, Tonga
• Manza Onsen Kumashiro Cave, Japan
• Kumaya Cave, Japan
• Kuna Cave, United States of America
• Kundum Cave, Bangladesh
• Kutawato Cave, The Philippines
• Kvarnbäckslabyrinten, Sweden
• Kverkfjöll, Iceland
• Kvernufoss, Iceland
• Kyzyl-Yar Cave, Russia
• La’auolola Caves, Samoa
• Grotta di Labante, Italy
• Gruta La Batata, Cuba
• La Campagne Tropicana Hills Resort, Nigeria
• La Cuevita, Costa Rica
• Gruta da Lage Branca, Brazil
• La Gruta, Panama
• Laguna Cave, Belize
• Grotta dei Lamponi, Italy
• Gruta da Lancinha, Brazil
• Landmannahellir, Iceland
• Virgem da Lapa, Brazil
• Gruta do Lapão, Brazil
• Gruta do Lapão, Brazil
• Għar Lapsi, Malta
• Lasse-Maja Grottan, Sweden
• Caverne des Lataniers, France
• Cavernas de Laurel, Perú
• Lava Beds Caves, United States of America
• Lava River Cave - Newberry National Volcanic Monument, United States of America
• Grotte de Laveuses, France
• Layser Cave, United States of America
• Lechuguilla Cave, United States of America
• Cueva de la Lechuzas, Perú
• Ledena pećina, Montenegro
• Ledena Pećina, Serbia
• Ledová jeskynĕ, Czech Republic
• Leiðarendi, Iceland
• Caverna de Lemchanda, Perú
• Lenore Caves, United States of America
• Caverna de Leo, Perú
• Grotta di S. Angelo di Lettomanoppello, Italy
• Leviathan Lava Tube, Kenya
• Liang Bua Cave, Indonesia
• Liar’s Cave, Bulgaria
• Lībiešu upuralas, Latvia
• Lidbergsgrottorna, Sweden
• Lighthouse Cave, Bahamas
• Peştera Liliecilor, Romania
• Limestone Caves, Australia
• Grotte de Lindéralique, New Caledonia
• Linno Gu, Myanmar
• Lipci Cave, Montenegro
• Liphofung Rock Shelter, Lesotho
• Lippoldshöhle, Germany
• Litli Björn - Vörðuhellir, Iceland
• Cueva de Llonín, Spain
• Cova Del Llop Marí, Spain
• Locso-on Cave, The Philippines
• Loizos Cave, Greece
• Lojzova Jama, Slovenia
• Longmendong, China
• Longyearbreen Grotte, Norway
• Los Nacimientos, Guatemala
• The Lost World, New Zealand
• Tham Luang Nang Non, Thailand
• Cueva del Lucero, Puerto Rico
• Ludwigshöhle, Germany
• Luegstein Höhle, Germany
• Lullinvuori Luola, Finland
• Lumiang Cave, The Philippines
• Gruta Luminosa, Brazil
• Luobi Cave, China
• Grotte di Luppa, Italy
• Lusk Cave, Canada
• Luyang Cave, The Philippines
• Lydstep Caverns, Great Britain
• Maarata Cave, Bulgaria
• La Cave Madame, Mauritius
• Trou Madame Coco, France
• Trou à Man Louis, France
• Madonna della Grotta, Italy
• Chiesa Cripta Madonna della Grotta, Italy
• Tham Mae Lana, Thailand
• Tham Mae Nang Montho, Thailand
• Magili, Armenia
• Mahendra Gupha, China
• Maimu Cave, Estonia
• Majlis Al-Jin, Oman
• Tham Malai, Thailand
• Malá Pravčická Brána, Czech Republic
• Le Scialet de Malaterre, France
• Malayil Kallan Guha, India
• Malcham Salt Cave, Israel
• Grotta a Male, Italy
• Cueva de Maltravieso, Spain
• Jama Mamet, Croatia
• Jacuzzi of Manati, Puerto Rico
• Caverna da Mandaçaia, Brazil
• Mangapwani Coral Cavern, Tanzania
• Grotta Mangiapane, Italy
• Maquoketa Caves State Park, United States of America
• Gruta da Maria Encantada, Portugal
• Markova Pećina, Serbia
• Burg Marmels, Switzerland
• Catedral de Marmol, Chile
• Marneef Cave, Oman
• Caverna do Maroaga, Brazil
• Marstrand Caves, Sweden
• Gisement préhistorique du Martinet, France
• Cueva de Martín Infierno, Cuba
• Martinsloch, Switzerland
• Mary Campbell Cave, United States of America
• Grotta di Masaniello, Italy
• Cuevas del Masical, Honduras
• Grotto of Massabielle, France
• Massacre Cave, Great Britain
• Động Mã Tiên, Vietnam
• Grotta Matromania, Italy
• Matsuda Limestone Cave, Japan
• Mátyáshegy barlang, Hungary
• Mau Mau Caves, Kenya
• Mau Mau Cave Nairobi, Kenya
• Mauna Loa Tree Molds, United States of America
• Mavri Spilia - Black Cave, Greece
• Mavri Spilia, Greece
• Grottes de Mbanza-Ngungu, République Démocratique du Con
• Medicine Rocks State Park, United States of America
• Santuário da Penha, Portugal
• Medvidina špilja, Croatia
• Pećina Megara, Bosnia and Herzegovina
• Mendenhall Ice Caves, United States of America
• Grotte delle Meraviglie, Italy
• Merlin’s Cave, Great Britain
• Mermaid’s Lair Cave, Bahamas
• Mesa Arch, United States of America
• Caves of Messalit, Morocco
• Mészégető-forrásbarlang, Hungary
• Mezmaiskaya Cave, Russia
• Mikaelshulen, Norway
• Milarepa’s Cave, China
• Milatos Andron, Greece
• Millennium Cave, Vanuatu
• Mimbi Caves, Australia
• Cueva de Las Minas, Guatemala
• Ponts Naturels à Minerve, France
• Mingyan Ancient Temple, China
• Minigill Cave, Canada
• Cavernas Misteriosas, Brazil
• Mitha Cave, Oman
• Cuevas Prehistóricas de Mitla, México
• L-għar ta´ Mixta, Malta
• Mizamiza Cave, Tanzania
• Mizonoguchi dokutsu, Japan
• Mlynky Cave, Ukraine
• Peștera Moanei, Romania
• Modrić Špilja, Croatia
• Mokolea Lava Pools, United States of America
• Mokranjska Miljacka, Bosnia and Herzegovina
• Molnár János-barlang, Hungary
• Grotta Monello, Italy
• Monfort Bat Cave, The Philippines
• Monks’ Prison, Greece
• Grotta del Monte Ermada, Italy
• Grotta del Monte Querceto, Italy
• Grotte de Montgaudier, France
• Santa Cova de Montserrat, Spain
• Moqal Cave, Oman
• Moqui Cave, United States of America
• Tham Morakot, Thailand
• Mordloch, Germany
• Paraje de la Morería, Spain
• Cueva de Morgan, Colombia
• Morgia Sant’Angelo, Italy
• Caverna do Morro do Couto, Brazil
• Caverna do Morro Preto, Brazil
• Motena Cave, Georgia
• Motuanga Cave, Cook Islands
• Laboratoire Souterrain de Moulis, France
• Mount Suswa Caves, Kenya
• Peştera Movile, Romania
• Mozrovi, Armenia
• Mt Omuro Lava Caves, Japan
• Dahl Al Mudhlem, Qatar
• Mühlbachquellhöhle, Germany
• Mühlheimer Höhle, Germany
• Cueva de la Muerte, Costa Rica
• Mumba Rockshelter, Tanzania
• Munkastova Cave, Faroe Islands
• Murrawijinie Cave, Australia
• Musejnaja, Russia
• Musfur Sinkhole, Qatar
• Jaskinia Mylna, Poland
• Cuoléto de Nadale, Italy
• Ledová Jeskyně Naděje, Czech Republic
• Nahehe Cave, Fiji
• Naica Crystal Caves - Cueva de las Espadas - Cueva de los Cristales, México
• Naj Tunich, Guatemala
• Nakimu Caves, Canada
• Tham Nam Khao Siva, Thailand
• Grotte de Napoléon, France
• Natural Tunnel, United States of America
• Grotte de Ndimba Dimba, République Démocratique du Con
• Neanderthal, Germany
• Neitsikoobas, Estonia
• Nesmith Cave, United States of America
• Spílio tou Nestóros - Nestor’s Cave, Greece
• Speleo Rando de la Tanne du Neve, France
• Nezer Cave, Israel
• Ngalue Cave, Mozambique
• Grotte Ngovo, République Démocratique du Con
• Nidlenloch, Switzerland
• Nigardsbreen Ice Cave, Norway
• Nimara Mağarası, Turkey
• Grotta della Ninfe, Italy
• St Ninian’s Cave, Great Britain
• Niter Ice Cave, United States of America
• Cave Nivida, Panama
• Niya-Thiya Cave, Japan
• Njoro River Cave, Kenya
• Nkila Ntari Cave, République du Congo
• Noccalula Falls, United States of America
• Nohoch Nah Chich, México
• Novakova pećina, Bosnia and Herzegovina
• Nuevo Tolima, Colombia
• Nurau Hohle, Cook Islands
• Nutty Putty Cave, United States of America
• Grotte aux Nymphes, Switzerland
• Jaskinia Obłazkowa, Poland
• Obodska Cave, Montenegro
• Ochozská jeskynĕ, Czech Republic
• Odelsteinhöhle, Austria
• Odisejeva Špilja, Croatia
• Ofnethöhlen, Germany
• Uamh an Oir, Great Britain
• Caverna de la Olada, Perú
• Caverna Olhos D’Água, Brazil
• Cueva de la Olla, México
• Olla Quemada, Costa Rica
• Oloolua Cave, Kenya
• Olumo Rock, Nigeria
• Optymistychna, Ukraine
• Ordinskaya Peschtera, Russia
• Grotte d’Orjobet, France
• Grottes de Ornolac, France
• Cueba de Oro, The Philippines
• Osawa Limestone Cave, Japan
• Ossian’s Cave, Great Britain
• Ossian’s Cave, Great Britain
• Jaskinia Ostrężnicka, Poland
• Osuzawa Limestone Cave, Japan
• Oswaldhöhle, Germany
• Otate Cave, Japan
• Grottes de Oualidia, Morocco
• Our Lady Of The Grotto, Malta
• Caverna Ouro Grosso, Brazil
• Oven’s Caves, Canada
• Oweynagat - Cave of Crúachu, Ireland
• Oweynagolman Cave, Ireland
• Ōzakai Cave Dwelling Site, Japan
• Ozernaya Cave, Ukraine
• Gruta do Padre Caio, Brazil
• Pahiyangala, Sri Lanka
• Paia Dwarfs Cave, Samoa
• Painted Cave, United States of America
• Paisley Caves, United States of America
• Paistjärven Pirunkirkko, Finland
• Gruta Dos Paiva, Brazil
• Pakshipathalam Guha, India
• Gruta del Palacio, Uruguay
• Cueva Palacio del Rey, Perú
• Palaha Cave, Niue
• Grotta Palazzese, Italy
• Grotta di Pale, Italy
• Cueva de Palestina, Perú
• Grotta delle Palombe, Italy
• Grotta dei Palombi, Italy
• Panagia Kakaviotissa, Greece
• Panagia Spiliani, Greece
• Panama Rocks Scenic Park, United States of America
• Pangagawan Caves, The Philippines
• Panhulugan Cave II, The Philippines
• Panhulugan Cave I, The Philippines
• Pannila Cave, Sri Lanka
• Panxian Dadong, China
• Papanikolís Cave, Greece
• Paradana Ledenika Jama, Slovenia
• Paris Ice Cave, United States of America
• Páskahellir, Iceland
• Peshchery Past’ Drakona, Russia
• Paulinenhöhle, Austria
• Paviland Cave, Great Britain
• Pazinska jama, Croatia
• Peapea Cave, Samoa
• Jama Pečinka, Slovenia
• Casa de Pedra, Brazil
• Gruta da Pedra da Santa, Brazil
• Jeskyně Pekárna, Czech Republic
• Spilaio sta Pelekita - Sikias Spilios - Cave of Pelekita, Greece
• Pelion barlang, Hungary
• Shpella e Pëllumbasit, Albania
• Shpella e Pëllumbave, Albania
• Cuevas de Pencaligüe, Honduras
• Peppersauce Cave, United States of America
• Grotte du Père Noël, Belgium
• Spilaio Peristeri, Greece
• Peštera Pešna, North Macedonia
• Peter’s Cave, Cayman Islands
• Crkve Sv. Petra i Pavla, Serbia
• Grotta del Petrienno, Italy
• Pećina Petrus, Serbia
• Pettyjohn Cave, United States of America
• Tham Pha Daeng, Thailand
• Tham Phet, Thailand
• Philipp’s Cave, Namibia
• Phnom Chhngok Cave Temple, Cambodia
• Phnom Slap Ta’aun Caves, Cambodia
• Tham Phra Nang, Thailand
• Pictograph Cave, United States of America
• Cueva de Piedra Blanca, Honduras
• Cueva de la Piedra Brillante, Perú
• Jaskinia Piekło, Poland
• Pikimachay, Perú
• Cuevas del Pilar, Spain
• Gua Pindul, Indonesia
• Pinnacles National Monument, United States of America
• Cueva Pintada, Spain
• Cuevas del Pirata, Venezuela
• Cuevas del Pirata Las Salinas, Perú
• Cueva del Pirata Quintero, Chile
• Pirate’s Caves, Cayman Islands
• Shpella e Piratëve, Albania
• Piripiri Cave, New Zealand
• Shpella e Pirogoshit, Albania
• Pirunkirkko, Finland
• Pirunpesä, Finland
• Pirunpesä, Finland
• Grotte Piteschkummer, Luxembourg
• Piula Cave Pool, Samoa
• Grotte du Placard, France
• Tham Pla, Thailand
• Plava pećina, Montenegro
• Pluto’s Cave, United States of America
• Podpeška Jama, Slovenia
• Pohara Natural Bridge, New Zealand
• Polchar Cave, Great Britain
• La Grotta di Polla, Italy
• Cyclop’s Cave, Greece
• Pestera Ponicova, Romania
• Cova des Pont, Spain
• Grotte de la Pontoise, France
• Porth yr Ogof, Great Britain
• Peștera Porțile Bihorului, Romania
• Goa Potro Bunder, Indonesia
• Phou Prasat, Laos
• Pravčická Brána, Czech Republic
• Prax Eishöhle, Austria
• Preacher’s Cave, Bahamas
• Prekonoška Pećina, Serbia
• Prohodna Cave, Bulgaria
• Prois de Candeleria, Spain
• Cueva del Puente, Dominican Republic
• Puente del Diablo, Argentina
• Grotte du Puits Saint Barthélémy, France
• Pukaway Cave Underground Lake, The Philippines
• Puna Tree Molds, United States of America
• Punakaiki Cavern, New Zealand
• Punarjani Guha, India
• Grotta dei Puntali, Italy
• Tham Pu Wai, Thailand
• Höhlenschoß Puxer Luegg, Austria
• Cave of Pythagoras, Greece
• Qala Qala, Bolivia
• Qasam Barrani Cave Houses, Malta
• Qingxudong Tianshengqiao, China
• Qixia Shan, China
• Quackenschloß, Germany
• Queens Cave, Kenya
• Qumran Caves, Israel
• Rača Špilja, Croatia
• Cetățile Rădesei, Romania
• Rainbow Cave, Iran
• Te Ana O Rakanui, Cook Islands
• Ramble Cave, United States of America
• Rangko Cave, Indonesia
• Jaskinia Raptawicka, Poland
• Rasboinichja, Russia
• Cave of Rabbi Shimon bar Yochai, Israel
• Rashōmon Natural Bridges, Japan
• Rat’s Nest Cave, Canada
• Räuberhöhle, Luxembourg
• Ravana Cave, Sri Lanka
• Ravanicka Pecina, Serbia
• Rawis Cave, The Philippines
• Rebecca’s Cave, Cayman Islands
• Redwall Cavern, United States of America
• Refsvikhula, Norway
• Grotte de la Reine Hortense, New Caledonia
• Grotte Chapelle Notre-Dame De Remonot, France
• Santuario de Vida Silvestre Cavernas de Repechon, Bolivia
• Grotte des Résistants, France
• Cuevas El Resumidero, Guatemala
• Abri Reverdit, France
• Reynard’s Cave, Great Britain
• Ribnička Pećina, Serbia
• Riesenburg, Germany
• Rikoriko Cave, New Zealand
• Rimarau Burial Cave, Cook Islands
• Caverna Rio dos Bugres, Brazil
• Rio Frio Caves, Belize
• Cavernas del Río Nus, Colombia
• Rivona Caves, India
• Robber’s Cave, India
• Robber Baron Cave, United States of America
• Robbers Cave State Park, United States of America
• Robinson Crusoe’s Cave, Chile
• Roc Cave, The Philippines
• Grotte du Château de La Roche, France
• Grotte Château de La Roche Courbon, France
• Roche Noire Lava Tubes, Mauritius
• Rock House, United States of America
• Rockwoods Cave, United States of America
• Grotte des Romains, France
• Pestera Romanesti, Romania
• Baume de Ronze, France
• Rosenmüllerhöhle, Germany
• Rosh haNikra, Israel
• Ross Cave, Australia
• Rouiess Cave, Lebanon
• Grottan vid Rövarmon, Sweden
• Rua Rere, Cook Islands
• Tham Ruesi Khao Ngu, Thailand
• Ruifeng Temple, China
• Rumathi Caves, Kenya
• Sacro Speco, Italy
• Sagrada Familia Cave, The Philippines
• Tham Sai, Thailand
• Grotte de Saint-Antoine, France
• Kisha e Shën Mitrit, Albania
• Grotte église de Sainte-Colombe, Switzerland
• The Caves of Saint Ignacio, México
• Grotte Saint-Vincent, France
• Grutas de Salamanca, Uruguay
• Šalitrena Pećina, Serbia
• Salto El Sapo, Venezuela
• Salto Suizo, Paraguay
• Salt Pond Cave, Bahamas
• Tham Sam, Thailand
• Samograd Špilja, Croatia
• Samwel Cave, United States of America
• Túnel de San Adrian, Spain
• Eremo di San Bartolomeo in Legio, Italy
• San Carlos Cave, The Philippines
• Eremo di S. Colombano, Italy
• Sand Cave, United States of America
• Spilja Šandalja, Croatia
• Sandbalmhöhle, Switzerland
• Sandia Cave, United States of America
• Sand Cave, United States of America
• Cueva San Elias, Spain
• Grotta di San Michele, Italy
• Grotta di S.Michele Arcangelo, Italy
• Grotta San Michele, Italy
• Grotta di San Michele, Italy
• Grotta dell’Angelo, Italy
• Grotta San Michele, Italy
• Grotta di San Michele Arcangelo, Italy
• Grotta di San Michele, Italy
• Eremo di San Michele di Montenero, Italy
• San Michele delle Grotte, Italy
• San Michele, Italy
• San Michele Arcangelo, Italy
• Santuario San Michele, Italy
• Grotta di San Michele Arcangelo, Italy
• Grotta di San Michele a Gualana, Italy
• Sanmin Bat Cave, China
• Wadi Sannur Cave, Egypt
• Cueva Grande de Santa Catalina, Cuba
• Santa Caverna, Paraguay
• Cova Hospital de Santa Llúcia, Spain
• Santa Maria della Nova, Italy
• Caverna Santana, Brazil
• Grotta di Sant’Angelo Muxaro, Italy
• Sant’Angelo in Vetulis, Italy
• Sant’Angelo, Italy
• Monte Sant’Angelo, Italy
• Sant’Angelo Le Ripe, Italy
• Grotta Sant’Angelo, Italy
• Grotta di Santa Ninfa, Italy
• Gruta Santa Rita, Brazil
• Santa Rosa Lava Tubes, Ecuador
• Sant Gregori de Falset, Spain
• La Cova de Sant Martí, Spain
• Grutas de Santo-Adriao, Portugal
• Santo Niño Cave, The Philippines
• Eremo di Sant’Onofrio, Italy
• Eremo di Sant’Onofrio al Morrone, Italy
• Huella de Santo Tomás, Paraguay
• Sapara Altagna, France
• Grotte a Sapara di Circinellu, France
• Šarkania diera, Slovakia
• Saruta-do, Japan
• Grotta del Sassocolato, Italy
• Grotta del Sasso Petruccio, Italy
• Grotta di Sataría, Italy
• Sátorkőpusztai-barlang, Hungary
• Satsurblia Cave, Georgia
• Sauta Cave, United States of America
• Sawa-i-Lau Caves, Fiji
• Sawney Bean’s Cave, Great Britain
• Schermerhorn Cave, United States of America
• Scheukofenhöhle, Austria
• Schillerhöhle, Germany
• Schinderhanneshöhle, Germany
• Schinderhanneshöhle - Berger Wacken, Germany
• Schneckenloch, Austria
• Grotte di Sciacca, Italy
• Grotte Scladina, Belgium
• Sculptor’s Cave, Great Britain
• La grotte du Sdragonatu, France
• Sedom Cave, Israel
• Seefeldhöhle, Switzerland
• Seikoen Lava Tube, Japan
• Seiryu Cave, Japan
• Seljalandsfoss, Iceland
• Selman Bat Cave, United States of America
• Cuevas de Semán, Venezuela
• Grotte du Sergent, France
• Cueva de las Serpientes Colgantes, México
• Serra da Capivara National Park, Brazil
• Sesalačka Pećina, Serbia
• Setergrotta, Norway
• Cuevas de Se’tzol, Guatemala
• Spilia Epta Parthena, Greece
• Shankargarh Caves, India
• Shapoor, Iran
• Shetani Caves, Kenya
• Shimshon Cave, Israel
• Shimuku Gama Cave, Japan
• Shishi Gongen, Japan
• Shitodo, Japan
• Shivthar Ghal, India
• Shobu Cave, Japan
• Shui Lian Dong, China
• Shwe Kyar Pwint Cave, Myanmar
• Cueva Sia Sia, Perú
• Sieben-Täler-Höhle, Germany
• Siegfriedhöhle, Germany
• Sierra Cave, The Philippines
• Sigiriya, Sri Lanka
• Cuevas de Silencio, Cuba
• Silop Caves, The Philippines
• Tham Sin, Thailand
• Sipahiler Mağarası, Turkey
• Sipja Donggul, South Korea
• Šipka jeskyně, Czech Republic
• Sirgensteinhöhle, Germany
• Sitton’s Cave, United States of America
• Sixtus Lodge Glow Worm Cave, New Zealand
• Cave of Skalia, Greece
• Skalky skřítků, Czech Republic
• Skallbergsgrottan, Sweden
• Skaren-Monsen caves, Norway
• Skeleton Cave, United States of America
• Skirwith Cave, Great Britain
• Skull Cave, Cayman Islands
• Slaughter Canyon Cave, United States of America
• Jaskinia Smocza Jama w Wąwozie Kraków, Poland
• Smuggler’s Cave, Bahamas
• Snib’s Cave, Great Britain
• Soldier Pass Cave, United States of America
• Solymári ördöglyuk-barlang, Hungary
• Hang Son Doong, Vietnam
• Sönghellir, Iceland
• Cueva de S’avenc de Son Pou, Spain
• Hang Sơn Trà, Vietnam
• Cuevas de Sorbas, Spain
• Grotte Sorte Gryde, Denmark
• La Grotte de Soustelle, France
• South Ice Cave, United States of America
• Spar Cave, Great Britain
• Speco di San Francesco, Italy
• Spider Cave, United States of America
• Grotta della Spipola, Italy
• Spirit Mountain Cave, United States of America
• Splidfrik Cave, Molvanîa
• Spouting Horn, United States of America
• Spring Cave, United States of America
• La Grotte de Spy, Belgium
• Squaw Cave, United States of America
• Stalbitsata Cave, Bulgaria
• Su Stampu de su Turrunu, Italy
• Pesterna Crkva Sveti Atanasie, North Macedonia
• St. Colman’s Cell, Ireland
• St. Columba’s Cave, Great Britain
• Steam and Bat Caves, Vanuatu
• Steinernes Haus, Germany
• Steinkirche, Germany
• Pesterna Crkva Sveti Erazmo, North Macedonia
• St. Herman’s Cave, Belize
• Pesterna Crkva Sveti Arhangel Mihail, North Macedonia
• Stockyard Gully Cave, Australia
• Storrisbergsgrottorna, Sweden
• St Paul Subterranean River National Park, The Philippines
• Chapel of St. Paul the Hermit, Malta
• Grotto of St. Peter in Antioch, Turkey
• Pesterna Crkva Sveti Stefan, North Macedonia
• Wat Tham Sua, Thailand
• Subway Cave, United States of America
• Sugomak Pestera, Russia
• Sumaging, The Philippines
• Cuevas de Sumbay, Perú
• Gruta do Sumidouro, Brazil
• Sumiyoshi Ankawa, Japan
• Surtshellir-Stefánshellir system, Iceland
• Suse Jaana Cave, Japan
• Susiluola, Finland
• Las Cuevas de Susmay, Honduras
• Svarthamarhola, Norway
• Jeskyně Švédův Stůl, Czech Republic
• Jeskyně svatého Ivana, Czech Republic
• Swartkrans Cave, South Africa
• Swiftlet Cave Munnar, India
• The Cave of Swimmers, Egypt
• Szelim-barlang, Hungary
• Tabashka Cave, Bulgaria
• Tham Tab Tao, Thailand
• Täuferhöhle, Switzerland
• Taforalt, Morocco
• Taldinskij, Russia
• Talofofo Cave, Guam
• Wat Tham Talot, Thailand
• Tamana Caves, Trinidad and Tobago
• Goa Tanding, Indonesia
• Cueva en Taninul, México
• Taniwha Cave, New Zealand
• Tassili n’Ajjer, Algeria
• Gruta do Tatu, Brazil
• Cueva de los Tayos de Coangos, Ecuador
• Cueva de los Tayos Tayu Jee, Ecuador
• Teakettle Rock, United States of America
• Cueva del Oso de Tella, Spain
• Goa Tembus Pracimantoro, Indonesia
• Temiya Cave, Japan
• Temnata dupka, Bulgaria
• Ten Bay Cave, Bahamas
• Te’omim Cave, Israel
• Teorumata Cave, New Zealand
• Teotihuacán, México
• Ana Te Pahu, Chile
• Ana Te Pora, Chile
• Goa Terawang, Indonesia
• Sima Terciopelo, Costa Rica
• þakgilshellir, Iceland
• Tharon Cave, India
• The Caves, Bahamas
• The Grotto, Thailand
• Theopetra Cave, Greece
• Hang Thiên Hương, Vietnam
• Thor’s Cave, Great Britain
• Thor’s Well, United States of America
• Tianmen Dong, China
• Tieqa Zera - Azure Window, Malta
• Tiger Cave, Belize
• Cueva del Tigré, Argentina
• Cuevas del Tigre, Guatemala
• Cueva del Tigre, Argentina
• Timor Caves, Australia
• Tinted Cave, Australia
• Tintron Cave Tour, Iceland
• Tipton-Hayes Farm Cave, United States of America
• Tischofer Höhle, Austria
• Ventanas de Tisquizoque, Colombia
• Titova pećina, Montenegro
• Titova Špilja, Croatia
• Tokumoto Shonin’s First Cave, Japan
• Tom Taylor’s Cave, Great Britain
• Pesterii Topolnita, Romania
• Cuevas de Toquepala, Perú
• Torghatthullet, Norway
• Tori Hell, Estonia
• Torkulla Kyrka, Sweden
• Gruta da Torrinha, Brazil
• Abrigo de Tortosilla, Spain
• Toru a Puru Cave, Cook Islands
• Touri Cave, Cook Islands
• Trapeza Cave, Greece
• Grotta dei Tre Livelli, Italy
• Grotte di Tremusa, Italy
• Trio barlang, Hungary
• Triple Womb Cave, Bulgaria
• Trollegater, Sweden
• Trollholene, Norway
• Trollkyrkja, Norway
• Grotte du Trou de l’Argent, France
• Le Trou du Diable, Canada
• Trout Lake Ice Cave, United States of America
• Tsodilo Rock Paintings, Botswana
• Tuatini Cave, Cook Islands
• Tučepska Vilenjača, Croatia
• Tumbling Creek Cave, United States of America
• Tumbling Rock Cave, United States of America
• Los Tuneles, Colombia
• Tunnelgrottor, Sweden
• Tunnel Creek National Park, Australia
• Tushuk Tash, China
• Twilight Caverne, Mauritius
• Two Foot Bay Cave, Antigua & Barbuda
• Trail of Two Forests, United States of America
• Two Sisters Cave, Jamaica
• Tytoona Cave, United States of America
• Uamh-an-Righ, Great Britain
• Ubong Caves, The Philippines
• Udo-jingū, Japan
• Uduigama, Japan
• Ufuyaguchi Shonyudo, Japan
• Shpella e Ujkut, Albania
• Ulupaka, Niue
• Uluru, Australia
• Caverna de Umajalanta, Bolivia
• Grottor i Umeå, Sweden
• UnderWorld, Iceland
• Underworld Adventures, New Zealand
• Upana Caves, Canada
• Cueva de Urallaga, Spain
• Hotel Urashima, Japan
• Ust-Kansky, Russia
• Utrobata, Bulgaria
• Cueva de la Vaca, Colombia
• La Grotte de la Vache, France
• Våde Ovn, Denmark
• Vaishno Devi, India
• Shpella e Valit, Albania
• Valkulamminvuoren luola, Finland
• Valley of the Caves, United Arab Emirates
• Vålters Grotta, Sweden
• Vari Cave, Greece
• Cave of Saint Barbara, Greece
• Vasco Caves, United States of America
• Vatnajökull Glacier Crystal Cave, Iceland
• Veitensteinhöhle, Germany
• Cavernas del Venado, Costa Rica
• Spiaggia della Grotta Verde, Italy
• Grotta Verde, Italy
• Le Grotte Verdi di Pradis, Italy
• Veryovkina, Georgia
• Cueva de la Vieja, Spain
• Cueva del Viento, Puerto Rico
• Abisso Vigant, Italy
• Tham Pya Nak - Viking Cave, Thailand
• Villacorta Cave, The Philippines
• Cueva de Villa Luz, México
• Spilja Vindija, Croatia
• Vogelherdhöhlen, Germany
• Vogelherdgrotte, Germany
• Volivoli Cave, Fiji
• Volkmarskeller, Germany
• Voronya pestera, Georgia
• Wadi Naqab Cave, United Arab Emirates
• Wadi Rahabah Cave, United Arab Emirates
• Wai’anapanapa Cave, United States of America
• Waikanaloa Caves, United States of America
• Waipu Caves, New Zealand
• Cuevas de Waira, Argentina
• Walsingham Cave, Bermuda
• Gua Wang Burma, Malaysia
• Wapsipinicon State Park Caves, United States of America
• Warsaw Caves, Canada
• Water Holes Cave, Bulgaria
• Goa Watu Joglo, Indonesia
• Waulpane Cave, Sri Lanka
• Western Belize Regional Cave Project, Belize
• Weathercote Cave, Great Britain
• Weathercote Cave, Great Britain
• Webergrotte, Germany
• Weber an der Wand, Germany
• Weebubbie Cave, Australia
• Well of Souls, Israel
• Wemyss Caves, Great Britain
• Wendalinus Höhle, Germany
• West Cave, United States of America
• West Salt Cave, Iran
• White Cave, Canada
• White Cliff Cave, United States of America
• White Fathers Cave, Ireland
• Widderin Caves, Australia
• Wildenmannlisloch, Switzerland
• Wildkirchli, Switzerland
• Wilson Butte Cave, United States of America
• Wind Cave at House Rock, United States of America
• Philp’s Cave, Great Britain
• Windsor Cave, Jamaica
• Winterlislöchli, Switzerland
• Wogan Cavern at Pembroke Castle, Great Britain
• Wolf Cave, Great Britain
• Grotte du Wolfloch, France
• Wolf Rock Cave, United States of America
• Wondrous Caves, Jamaica
• Worley’s Cave, United States of America
• Wulfbachquellhöhle, Germany
• Wundershöhle, Germany
• Xanadu Cave, New Zealand
• Xavier Cave, India
• Shpella e Xherxhillës, Albania
• Xia Bing Dong, China
• Lushan Fairy Cave, China
• Grutas de Xoxafi, México
• Yamashita First Cave, Japan
• Yanziya Scenic Area, China
• Yarımburgaz Mağarası, Turkey
• Yeyenwu Cave, Vanuatu
• Yinhe Dong, China
• Yonderup Cave, Australia
• Yooki Cave Ruins, Japan
• Yordas Cave, Great Britain
• Yordas Cave, Great Britain
• Yourambulla Caves, Australia
• Monastery of the Assumption of the Lord, Greece
• Yuki-do, Japan
• Yunfengdong, China
• Yur’yevskaya Peshchera, Russia
• Cueva Yuyu, Puerto Rico
• Cùel Zanzanù, Italy
• Zelena Špilja, Croatia
• Zelške jame, Slovenia
• Zervati Cave, Greece
• Zeus Cave, Turkey
• Zeus’ Childhood Cave, Greece
• Kulthöhle Zillis, Switzerland
• Zinselhöhle, Germany
• Zoolithenhöhle, Germany
• Zwergenkirche, Germany