Best Tiankeng
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The Wulong Karst landscape of Chongqing, China showcases dramatic karst formations sculpted by water erosion over millions of years. Designated a UNESCO World Heritage Site, it features extensive tiankeng – deep vertical limestone valleys – and impressive arches. This area is significant for its geo...
Fengshan Tiankeng is a karst sinkhole in Fengshan County, Guangxi, China, part of the Leye-Fengshan UNESCO Global Geopark, underpinned by extensive cave networks.
Located in Guangxi, China, the Dashiwei Tiankeng is a massive sinkhole measuring over 600 meters wide, notable for containing a unique, isolated forest ecosystem at its base.
Miao Room (Miao Keng) is one of China's largest tiankengs by volume, located in Chongqing municipality, with near-vertical limestone walls descending several hundred metres.
The Xiaozhai Tiankeng in Chongqing, China, is the world's deepest sinkhole, measuring 662 meters deep and formed by the collapse of a massive subterranean river cave system.
Leye Tiankeng is one of a cluster of large karst sinkholes in Leye County, Guangxi, China, within the Leye-Fengshan UNESCO Global Geopark designated in 2010.
