Direct bus ticket from Chongqing Longtou Temple Tourism Distribution Center to Wulong Xiannu Town for 3 hours. This scenic spot does not consume physical energy, a road, do not go back, two hours can be completed, the scenic spot exit 15 yuan battery car to pay extra money, do not recommend to sit, because 10 minutes can walk out of the scenic spot. Tiankeng and Tianshengqiao are two kinds of karst landforms. After the underground water dissolves the mountain body, the upper part of the mountain body can not be sustained and then all collapses, forming a heavenly pit, and a part of the remaining part of the collapse does not collapse, forming a natural bridge. It's famous for three very spectacular skyscrapers and large skyscrapers.