Ondaldong Gul

Ondal Cave

Useful Information

Location: Ha-ri, Youngch'un-myon, Danyang county, 21.7km from new Danyang. Free parking, 250 spaces.
Open: Summer daily 9-18
Winter daily 9-17:30.
Last admission is one hour before closing.
Fee: Adults WON 5,000, Middle/High School Students WON 3,500, Elementary School Students WON 2,500, Seniors (65+) WON 1,500.
Classification: SpeleologyKarst cave
Light: electric.
Dimension: T=15°C.
Guided tours:  
Address: Ondal Cave, Yeongchun-myon Danyang-gun Chungbuk-do, Tel: +82-43-420-1254 or Tel: +82-43-423-8820
As far as we know this information was accurate when it was published (see years in brackets), but may have changed since then.
Please check rates and details directly with the companies in question if you need more recent info.


18-JAN-1979 cave designated natural monument No. 261.


Ondal cave is located below Ondal Castle and named after it. On ancient maps, like Dongguk Yojiseoungram, the map of east nations, it is also called Nam-gul (South cave) or Sansung Gul (Castle cave).

The cave is entered through a portal which is 8m high and 15m wide. The tour includes the main branch, which is 312m long, and a side branch which is 283m long. Six chambers of various size contain an abundance of beautiful speleothems. The cave contais a cave river, which lsprings from the cave and is said to be the underground drainage of nearby Dragon's Lake (Yongso), located in the Kagok-myon.