attractions

Hwanseongul Cave (Daei-ri Cave System) (환선굴 (대이리 동굴지대))

800 Hwanseon-ro, Singi-myeon, Samcheok-si, Gangwon-do

About

Descend into Hwanseongul, Asia's largest limestone cave, an immense natural wonder dating back 530 million years. Visitors will marvel at spectacular stalactites and stalagmites, exploring a habitat that shelters rare, endemic wildlife. To ensure ease of viewing, a monorail operates inside the cavern. This site is perfect for geology enthusiasts, students, and nature lovers. As it is accessible year-round, plan your trip for optimal weather, but prepare for a cool, damp environment regardless of the season.

View original description

Hwanseongul Cave is the largest limestone cave in Asia, formed estimated 530 million years ago. The cafe features fantastic rocks in various shapes, stalagmites, and stalactites. There have been 47 new breeds of animals discovered in Hwanseongul Cave, with four of these being found to only live in this cave. In April 2010, a monorail was installed within the cave to make it more convenient for people to see all the natural habitat.

Information

Phone

Information not available

Website

www.samcheok.go.kr (Korean, English, Japanese, Chinese)

Hours

November-February: 09:00-16:00
March-October: 08:30-16:30
* Last admission: 10 min before closing

Closed

18th of every month (following day if 18th is a holiday)

Parking

Available

Fee