Cavers make rare finds in Guangxi expedition
Updated: 2016-03-10 10:03
By Chen Liang, Zhang Li(chinadaily.com.cn)
Flowers bloom inside the caves. [Photo provided to chinadaily.com.cn]
During their exploration, they found a rare huge doline or sinkhole which was 420 meters deep, much deeper than common sinkholes found in the area, which are usually around 250 meters.