Tourists ride on a camel outside the Jiayu Pass in Jiayuguan City, northwest China's Gansu Province, Aug. 7, 2023. The Jiayu Pass, a famed part of the Great Wall built in the Ming Dynasty (1368-1644), has attracted an increasing number of visitors during the summer tourist season with over 30,000 visitors daily at peak. (Xinhua/Fan Peishen)