‘가장 아름다운 용암동굴’…‘용천동굴’ 비경 공개 / KBS 2024.08.14. KBSNews 0 52 08.14 23:47 https://www.youtube.com/watch?v=v8OOdE5ZN_I + 8 https://www.youtube.com/feeds/videos.xml?channel_id=UCcQTRi69dsVYHN3ex… + 9 ‘가장 아름다운 용암동굴’…‘용천동굴’ 비경 공개 / KBS 2024.08.14.