Recommended: Yingde Cave Wonderland Glass Plank Road Yingde Cave Wonderland Glass Plank Road is Amp” Asia and the Pacific. ; The world&;s first glass plank road suspended in a cave. “。 It In a huge cave 30 meters long and 2 meters wide. It It is made of all glass, so that pedestrians can enjoy the rocks with different postures in the cave in 360. There are two perforations at the top of the cave, through which the skylight penetrates into the cave. When the light shines in, the scenery is brighter. There is a grove in the cave, with lush shade plants and primitive branches and leaves.