Introduction to Xu Xiake’s boarding point: Danjiang rafting is divided into three sections, two sections in Danfeng County: the upper section starts from the launch of the Dihuaerlang Temple to the boat gang hall, with a total length of 15 kilometers and a wide river. Liushu, the ancients once described it as "the rapids under the dense clear river" and "the tide turns green when sailing through the Han River". Along the river are the dangerous Dongyang, County Flower Resort, Shangshan Snow Ji, Sihao Ancient Tombs, Liangling Grottoes, Shang Yangfeng Yap etc.