12th Gesar horse racing festival opens in Maqu County, NW China's Gansu

Riders compete during the 12th Gesar horse racing festival in Maqu County, Gannan Tibetan Autonomous Prefecture, northwest China's Gansu Province, Aug. 13, 2019. A total of 52 teams with over 900 horses will compete in the six-day event. (Xinhua/Ma Jing)