Tourists pose for photos at the Haizhou national mine park in Fuxin, northeast China's Liaoning Province, June 4, 2018. The Haizhou Open Pit Coal Mine began operation in 1953. It was mined out and went bankrupt in 2005. The Haizhou national mine park in Fuxin was converted from the open pit coal mine. (Xinhua/Pan Yulong)