Traveling to Chongqing, this station came to Wulong County, Wulong is a karst landscape, is an organic part of the karst landscape in southern China, and is also an important representative of the deep canyon, the natural three bridge karst scenic spot is one of them. In China, as the material basis for the development of karst landforms, carbonate rocks are widely distributed, such as: Guilin's peak clump, Yangshuo's peak forest, Lunan's stone forest, etc. In Wulong, there are natural three bridges, Longshui Gorge seams and other attractions. It belongs to the karst landscape area.