Aerial photo shows the scenery of Yellow River Stone Forest Scenic Spot at Jingtai County in Baiyin City, northwest China's Gansu Province, May 29, 2019. Yellow River Stone Forest Scenic Spot is famous for the view of the Yellow River, stone stalagmites, stone pillars, dessert as well as oases, attracting tourists from China and abroad. Taking the advantages of the tourism, villagers from the nearby Longwan Village provide donkey rides to serve the tourists. So far, there are a total of 360 donkeys involved in this business. (Xinhua/Ma Ning)