乐业-凤山世界地质公园
Last updated 2026-11-15 — 中国乐业-凤山世界地质公园，总面积930平方公里，已发现大小天坑30个，是世界上最大…
乐业-凤山世界地质公园
中国乐业-凤山世界地质公园，总面积930平方公里，已发现大小天坑30个，是世界上最大的天坑群。天坑群中以大石围天坑规模最大，深度和容积居世界第二；坑底森林面积10.5
万平方米，居世界第一。园区内发现洞穴近百个，凤山江州地下长廊洞穴系统长37.9公里，为中国第三长洞穴；园区内洞穴廊道巨大，有10000平方米以上的洞穴大厅24个，为世界上洞穴大厅最为密集的区域，其中以罗妹莲花洞群为主洞群区域；在冒气洞区，阳光大厅最高300米，是世界上最高的洞穴厅堂；罗妹洞有296
个莲花盆，最大直径达9.2米，被称为“莲花盆之王”；鸳鸯洞有千姿百态的石笋千余根，其中两根石笋分别高29米和36米，进入中国最高大石笋之列。
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