Aerial photo taken on June 23, 2019 shows the view of a plateau in Taxkorgan Tajik Autonomous County of northwest China's Xinjiang Uygur Autonomous Region. (Xinhua/Hu Huhu)

　　People visit a monument marking the geographical center of Asia in northwest China's Xinjiang Uygur Autonomous Region, July 12, 2019. (Xinhua/Zhao Ge)

　　People visit the Flaming Mountains scenic spot in Turpan, northwest China's Xinjiang Uygur Autonomous Region, July 15, 2019. (Xinhua/Zhao Ge)

　　Photo taken on June 30, 2019 shows the view of Tagarma Wetland in Taxkorgan Tajik Autonomous County of northwest China's Xinjiang Uygur Autonomous Region. (Xinhua/Hu Huhu)

　　People visit the scenic spot of the Grape Valley in Turpan, northwest China's Xinjiang Uygur Autonomous Region, July 20, 2019. (Xinhua/Ding Lei)

　　Aerial photo taken on June 30, 2019 shows the view of Tagarma Wetland in Taxkorgan Tajik Autonomous County of northwest China's Xinjiang Uygur Autonomous Region. (Xinhua/Hu Huhu)

　　Visitors ride camels at the Kum Tag Desert in Shanshan County, northwest China's Xinjiang Uygur Autonomous Region, July 2, 2019. (Xinhua/Ding Lei)

　　People visit a museum in northwestern China's Xinjiang Uygur Autonomous Region, May 18, 2019. (Xinhua/Wang Fei)

　　People visit the Flaming Mountains scenic spot in Turpan, northwest China's Xinjiang Uygur Autonomous Region, July 15, 2019. (Xinhua/Zhao Ge)