Hwanseongul Cave

환선굴

A 1.6 km cave inside the mountain

Hours

Check with the office

Address

800 Hwanseon-ro, Singi-myeon, Samcheok

This limestone cave opens on the mid-slope of Deokhangsan. Its passage runs about 1.6 km and widens to 20-100 m. It is part of the protected Daei cave zone. It stays cool even in midsummer, so it pairs well with the hike.