NINGXIA HUI AUTONOMOUS REGION, July 27, Xinhua - Tourists visit a wetland museum in Shahu Lake scenic spot in northwest China's Ningxia Hui Autonomous Region, July 27, 2014.

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Tourists visit a wetland museum in Shahu Lake scenic spot in northwest China's Ningxia Hui Autonomous Region, July 27, 2014. (Xinhua/Peng Zhaozhi)