Aerial photo taken on May 3, 2019 shows a glass bridge on the Changshou mountain at Zhulin Town in Gongyi, central China's Henan Province. Lying to the north of Mount Song, Gongyi is famous for its cultural relics and historic sites, such as the birthplace of renowned poet Du Fu, at the junction area where the Yellow River meets the Yiluo River. (Xinhua/Feng Dapeng)
