Zhangjiajie Glass Bridge is a bridge in Zhangjiajie, China, above the Wulingyuan area. The bridge, built as an attraction for tourists, is glass-bottomed and is transparent. When it opened it was the longest and tallest glass bottomed bridge in the world. The bridge measures 430 metres in total length and 6 metres in breadth, and is suspended about 260 metres above the ground.The bridge spans the canyon between two mountain cliffs in Zhangjiajie National Forest Park in China’s central Hunan province. It is designed to carry up to 800 visitors at a time. The bridge was designed by Israeli architect Haim Dotan.