[Gangwon-do] Gwaneumgul Cave (Daei-ri Cave Caverns) (관음굴(삼척 대이리 동굴지대))
Hello! Here is the detailed information for ‘Gwaneumgul Cave (Daei-ri Cave Caverns) (관음굴(삼척 대이리 동굴지대))’. 💡 Overview Gwaneumgul Cave has a reputation of being a must-explore cave by not only Korean scientists but throughout cave academia around the world. The entrance of the cave is 4.2 meters wide, 3 meters high and 1.6 kilometers deep….