When visitors step out of the elevator chamber, they will encounter the Glass Bridge system reaching out from the 50m cliff to welcome visitors into the play area. The sphere is made entirely of transparent glass, the glass floor is assembled by 3 layers of thick glass of more than 2cm each, glued together with a special glue, the total thickness of the glass surface is 7cm has been censored, closely assessed. . The bridge has a width of about 5m with a length of 60m from the elevator chamber to the sandstone cliffs of Hoang Lien Son mountain range and 600m long along the high cliffs of 2,200m above sea level. It can withstand the weight of 3,000 people at the same time but to ensure safety, the investor only allows a maximum of 500 people to be on the bridge simultaneously. Standing on the glass bridge, tourists will feel indifferent to witness the depth of the hun below, or zoom their eyes away, enjoy the majestic natural scenery, and feel the rushing wind and the clouds. vu bay … of “Four great mountain peaks” – a breathtaking view that appears in the eyes of visitors as naturally as possible. This bridge is not really for the faint of heart.