Xihai Grand Canyon is one of 24 Grand Canyons in Huangshan Scenic Area. From the fishing bridge to the Paiyun Pavilion, the total length is about 15 kilometers. Because there is Baiyun Creek in the valley, also known as "Baiyun Valley". From the mouth of the valley, this valley is surrounded by the stone pillar peak, stone bed peak, thin knife peak in front of the right, flying stone, opposite Paiyun Pavilion, Danxia Peak, Songlin Peak and the left front of the Jiulong Peak, Yunwai Peak and other strange peaks and strange stones.