Photo taken on Aug. 9, 2019 shows the scenery of Tongtian River, a main stream of the source of Yangtze River, in Zhiduo County of Yushu Tibetan Autonomous Prefecture, northwest China's Qinghai Province. (Xinhua/Zhang Long)
Scenery of Tongtian River in NW China's Qinghai
Source: Xinhua| 2019-08-10 18:58:17|Editor: yhy
