Amazonas
Bahia
Ceará
Espírito Santo
Goiás
Mato Grosso do Sul
Minas Gerais
Paraná
Piauí
Rio Grande do Norte
Rio Grande do Sul
Santa Catarina
São Paulo
Tocantins
Parque Estadual de Campinhos
Parque Nacional da Chapada Diamantina
Parque Estadual Intervales
Área de Proteção Ambiental Marimbus-Iraquara
Ouro Prêto
Parque Estadual Turístico do Alto Ribeira (Petar)
Parque Estadual de Terra RoncaThe country is divided into Federal States or Estados. There are 26 such Estados, but we have listed only those with underground sights. The second part of the list shows areas which are not political units, either parks or geological units or sometimes even cities, which have numerous underground sights, typically of the same type.