Photo taken on July 21, 2019 shows a herd of cattle by the Mapam Yumco Lake in Burang County of Ngari Prefecture, southwest China's Tibet Autonomous Region. Located on an altitude of 4,588 meters at the Qinghai-Tibet Plateau, the 412-square-kilometer lake is a sacred Hindu and Buddhist site as well as a renowned tourist attraction. (Xinhua/Chogo)