Beautiful scenery of Shandan horse ranch in NW China's Gansu

Aerial photo taken on Sept. 10, 2019 shows an early autumn scenery of the Luanniao Lake at the Shandan horse ranch in Shandan County of Zhangye City, northwest China's Gansu Province. In early autumn, Shandan horse ranch, located in the middle of Hexi Corridor in Gansu, shows a beautiful scenery. (Xinhua/Ma Ning)