[Exclusive] Mapping sinkhole risk / KBS 2025.06.25. KBSNews 0 4 0 10시간전 https://www.youtube.com/watch?v=ea-ehOjq1_s + 1 https://www.youtube.com/feeds/videos.xml?channel_id=UCcQTRi69dsVYHN3ex… + 1 [Exclusive] Mapping sinkhole risk / KBS 2025.06.25. 0