Shuanghedong Cave Network
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Shuanghedong (), is the longest
cave A cave or cavern is a natural void in the ground, specifically a space large enough for a human to enter. Caves often form by the weathering of rock and often extend deep underground. The word ''cave'' can refer to smaller openings such as sea ...
in
China China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...
,Guizhou 2005, les premières nouvelles à la mi-temps... - Grottes et karsts de Chine - 中国的洞穴与喀斯特 - Caves and karsts of China
/ref> in
Asia Asia (, ) is one of the world's most notable geographical regions, which is either considered a continent in its own right or a subcontinent of Eurasia, which shares the continental landmass of Afro-Eurasia with Africa. Asia covers an area ...
, and the 5th longest in the world in 2020. It is located near the town of Wenquan in Suiyang County,
Guizhou Guizhou (; formerly Kweichow) is a landlocked province in the southwest region of the People's Republic of China. Its capital and largest city is Guiyang, in the center of the province. Guizhou borders the autonomous region of Guangxi to t ...
Province. This
gypsum Gypsum is a soft sulfate mineral composed of calcium sulfate dihydrate, with the chemical formula . It is widely mined and is used as a fertilizer and as the main constituent in many forms of plaster, blackboard or sidewalk chalk, and drywall. ...
and
dolomite Dolomite may refer to: *Dolomite (mineral), a carbonate mineral *Dolomite (rock), also known as dolostone, a sedimentary carbonate rock *Dolomite, Alabama, United States, an unincorporated community *Dolomite, California, United States, an unincor ...
cave has
carbon dioxide Carbon dioxide (chemical formula ) is a chemical compound made up of molecules that each have one carbon atom covalently double bonded to two oxygen atoms. It is found in the gas state at room temperature. In the air, carbon dioxide is transpar ...
levels of approximately 400ppm, with a constant temperature of about 13 degrees Celsius year round. The cave contains numerous waterfalls, and at least three underground rivers, some of which contain cave
shrimp Shrimp are crustaceans (a form of shellfish) with elongated bodies and a primarily swimming mode of locomotion – most commonly Caridea and Dendrobranchiata of the decapod order, although some crustaceans outside of this order are refer ...
, and fish weighing several pounds. Also found, have been
tadpoles A tadpole is the larval stage in the biological life cycle of an amphibian. Most tadpoles are fully aquatic, though some species of amphibians have tadpoles that are terrestrial. Tadpoles have some fish-like features that may not be found in ...
, frogs, salamanders, insects, spiders, bats,
leeches Leeches are segmented parasitic or predatory worms that comprise the subclass Hirudinea within the phylum Annelida. They are closely related to the oligochaetes, which include the earthworm, and like them have soft, muscular segmented bo ...
, blind fish, and mushrooms. Since 1987, at least 20 expeditions from
France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of Overseas France, overseas regions and territories in the Americas and the Atlantic Ocean, Atlantic, Pacific Ocean, Pac ...
and
Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...
have explored the cave.双河洞景区风光
/ref>


Entrances

*响水洞 Xiangshuidong *大风洞 Dafengdong *小龙洞 Xiaolongdong *山王洞 Shanwangdong *山王洞2 Shanwangdong2 *阴河洞 Yinhedong *下洞 Xiadong *皮硝洞 Pixiaodong *麻黄洞 Mahuangdong *衫林洞 Shanlindong (east) *小水洞 Xiaoshuidong *何教洞 Hejiaodong *双河水洞 Shuangheshuidong *衫林洞 Shanlindong (west) *衫林洞2 Shanlindong2 (west) *石膏洞 Shigaodong (east) *熊华塘洞 Xionghuatangdong *红罩子洞 Hongzhaozidong *团堆窝水洞 Tuanduiwoshuidong *罗教洞 Luojiaodong *罗教洞二口 Luojiaodongerkou *铜鼓皮硝洞 Tonggupixiaodong *石膏洞 Shigaodong (west) *洞天坑 Dongtiankeng *上洞 Shangdong *龙潭子水洞 Longtanzishuidong *龙潭子水洞 Longtanzishuidong *文家洞 Wenjiadong *曾教洞 Zengjiaodong *黄家弯洞 Huangjiawandong *黄家弯大风洞 Huangjiawandafengdong *老硝洞 Laoxiaodong *黄瓜头洞 Huangguatoudong *大土洞 Datudong *大庆消坑洞 Daqingxiaokengdong *大屋基大风洞 Dawujidafengdong *二羊花沟半坡大风洞 Eryanghuagoubanpodafengdong *辛家湾凉风洞 Xinjiawanliangfengdong *石萌子特别大风洞 Shimengzitebiedafengdong *大土田角大风洞 Datutianjiaodafengdong *大土田角大风洞2 Datutianjiaodafengdong2 *洞堡垭口洞 Dongbaoyakou *消坑凼大风洞 Xiaokengdangdafengdong *青岗林风洞 Qingganglinfengdong *消坑凼大风洞2 Xiaokengdangdafengdong2 *瓦厂堡洞 Wachangbaodong *大田湾大消坑 Datianwandaxiaokeng *大田塘大风洞 Dàtiántángdàfēngdòng *酸枣洞 Suanzaodong *酸枣洞 2 Suanzaodong 2 *酸枣洞 3 Suanzaodong 3 *猎熊消坑 Liexiongxiaokeng *桃子树弯小坑 Taozishuwanxiaokeng *水洞 Shuidong (Chenghuatang) *堆窝洞 Duiwodong


See also

*
List of caves in China This is an incomplete list of caves in China. It includes natural caves and rock cut grottoes. Natural caves }--> , align = center , , align = center , karst , Zhejiang Province , - , Crown Cave , , , , Guilin Prefecture-level c ...
*
List of longest caves This list of longest caves includes caves in which the combined length of documented passageways exceeds . In some of these caves, passageways are still being discovered. Geographical distribution Caves are found around the world. The largest ...


References


External links


Images
Caves of Guizhou Gypsum caves Karst formations of China Archaeological sites in China Tourist attractions in Guizhou {{PRChina-geo-stub