Shuanghedong Cave Network

Shuanghedong (Chinese: 双河洞; pinyin: Shuānghédòng; lit. 'twin rivers cave'), is the longest cave in China,^[1][2][3] in Asia, and the 3rd longest in the world as of May 2023.^{[4][5][6][7][8][9][10]}

Shuanghedong
双河洞
Location	Suiyang County, Guizhou, China
Coordinates	28.24199°N 107.27608°E / 28.24199; 107.27608 (Shuanghe Dongqun)
Depth	912 metres (2,992 ft)
Length	437.4 kilometres (271.8 mi)
Geology	Limestone
Entrances	111
List of entrances	see text

It is located near the town of Wenquan in Suiyang County, Zunyi, Guizhou Province.^[11]

The cave contains numerous waterfalls, and at least three underground rivers, some of which contain cave shrimp, and fish weighing several pounds.^[12] Tadpoles, frogs, salamanders, insects, spiders, bats, leeches, blind fish, and mushrooms have also been found.

Since 1987, at least 20 expeditions from France and Japan have explored the cave.^[13]

In May 2023 the network reaches 400 kilometers of development.^[14]

See also

• List of caves in China
• List of longest caves