Introduction to cliff carvings: The area along the river at the western foot of Jiaoshan Mountain is full of steep cliffs, with floating jade, plank roads, Guanyin and other rocks, among which there are inscriptions by famous poets of all ages over thousands of years. In terms of time, there are six dynasties, Tang, Song, Yuan, Ming and Qing; in terms of fonts, there are all kinds of calligraphy, including Zheng, Cao, Li and Zhuan. The content is rich and it is like a natural exhibition of ancient calligraphy. It is dazzling and beautiful. Among them, the "Floating Jade" written by the Song Dynasty calligrapher Zhao Mengkui and the inscription stone left by Lu You and tourists walking in the snow to search for the "Inscription of Crane" are the most eye-catching.