In pics: Didonghe Tiankeng in Hanzhong, NW China's Shaanxi

          Source; xinhua| 2019-04-23 07:29:56|Editor: ZX
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          =CHINA-SHAANXI-HANZHONG-KARST SINKHOLE

          Aerial photo taken on April 22, 2019 shows a waterfall in Didonghe Tiankeng, a giant karst sinkhole at Huoshizi Village of Ningqiang County in Hanzhong, northwest China's Shaanxi Province. With a maximum depth of 340 meters, the Didonghe Tiankeng is the largest in Chanjiayan Tiankeng Group in Ningqiang County. (Xinhua/Zhang Bowen)

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