DUNHUANG, CHINA - APRIL 23: General view Crescent Lake at Mingsha Shan desert on April 23, 2019 in Dunhuang, China. The Mingsha Shan desert (Mount Mingsha) is a part of the ancient silk road. Serving as an important platform for cultural exchange and economic cooperation among countries along the Belt and Road, Dunhuang City, which was a major stop on the ancient Silk Road. The 2nd "Belt and Road" International Cooperation Summit will be held in Beijing from April 25th to 27th, 2019. (Photo by Lintao Zhang/Getty Images)
