Er Wang Dong

Source: Wikipedia, the free encyclopedia.
Er Wang Dong
Location
Wulong County, Chongqing, China
Depth441 m
Length42,139 m

Er Wang Dong (

Wulong County of Chongqing Municipality of China.[1][2]

Current known length of its passages is 42,139 metres (138,251 ft)[3][4] with a maximum depth of 441 m (1,447 ft). It is large enough to contain its own weather system. The cave starts in the 195 m (640 ft) deep Niubizi tiankeng (牛鼻子天坑; "ox nose sinkhole") and also contains the 295 m (968 ft) deep Qingkou tiankeng.

Er Wang Dong cave has formed in

Lower Ordovician limestone and is located close to another very large cave system - San Wang Dong
.

Both caves were explored by Hong Meigui Cave Exploration Society. Local people make weather forecasts based on the observations in Niubizi tiankeng - if there is a fog coming from the cave, rain is expected.[3]

See also

References

  1. ^ "地下化石走廊——二王洞 (The Underground Fossil Corridor - Er Wang Dong)" (in Chinese). The Official Government Website of Houping Township, Wulong County. November 5, 2009. Archived from the original on October 4, 2013. Retrieved October 2, 2013.
  2. ^ Leslie Lapides (3 Oct 2013). "First-Ever Images of Er Wang Dong Cave, A Cave With Its Own Weather System". Weather.com. Archived from the original on 2013-10-04.
  3. ^ a b "Er Wang Dong Cave". Wondermondo. 11 October 2013.
  4. ^ "Website of Hong Meigui Cave Exploration Society". Archived from the original on 2021-02-12. Retrieved 2013-10-03.