Aerial photo taken on March 10, 2021 shows tourists visiting Shuangjiang ancient town in Tongnan District of southwest China's Chongqing. Shuangjiang ancient town, located in Tongnan District of Chongqing, was built in the late Ming (1368-1644) and early Qing (1644-1911) dynasties. In recent years, the local authority has restored the town based on its original appearance. (Xinhua/Wang Quanchao)
