Bi Penggou in Li County, 230 kilometers away from Chengdu, integrates the original forest, canyon scenery, Haizi Waterfall and snow-capped meadows. The top of the mountain is snow-capped, and the lake under the lake is sparkling, and the size of the ditch is dotted with a long String of sea sons. It is more beautiful in the light of snow mountains, forests and waterfalls. Get off at the end of the road in the ditch, you can carry backpacks and tent equipment to start hiking. The two seas passing by on the road are not the best because they are too close to the road. Walking along the old plank road with stones and planks, many dead trees and old trees are on the road. There are many fallen trees on the road to be used as roadbeds, and there are many artificially broken stones.