The glass bridge across the Zhuangjiajie Grand Canyon successfully closes on Dec. 3, 2015 in central China's Hunan province. Spanning a total of 430 meters, the bridge is 375 meters long, 6 meters wide and 300 meters above the valley floor. This transparent glass bridge ranks first globally in both length and height. The bridge is designed for walk, visit, bungee jumping and fashion show, etc. (CMS/Yang Huafeng)