World's longest, highest glass bridge to open

A maximum of 8,000 visitors are allowed to cross the bridge every day and a reservation must be made one day prior to visiting.Construction was completed in December. In July, a 2-tonne truck was driven across in a show of the bridge's sturdiness.The unique pillar-like mountain formation in Zhangjiajie appeared in the Hollywood blockbuster movie "Avatar." The Grand Canyon Scenic Area in Zhangjiajie welcomed more than 1.2 million visitors from home and abroad in 2015.[Photo/IC]