This aerial photo shows the scenery of Woniu Mountain Geopark in Jinan, capital of east China's Shandong Province, May 9, 2017. The Woniu Mountain in Jinan, which was damaged due to over-exploitation of its rocks, has been recovered by plants after four years of efforts. After the recovering project, the geopark will be open to the public for free. (Xinhua/Guo Xulei)