Photo taken on Dec. 1, 2016 shows a wild yak in Hoh Xil of northwest China's Qinghai Province. The 41th session of the World Heritage Committee on July 7, 2017 decided to put China's Qinghai Hoh Xil on the prestigious World Heritage List as a natural site. So far, China has 51 sites inscribed to the List. (Xinhua/Wu Gang)