Introduction to Beilin Avenue: Beilin Avenue is the first of the three avenues in the Yellow River Altar, 63 meters long and 54 meters wide. There are 18 bronze tablets lined up on both sides of the avenue, on which are engraved a selection of famous poems praising the Yellow River in the past dynasties, such as "The Book of Songs Wei Feng He Guang", "The Book of Mountains and Seas Three Classics of the West", Zhuangzi's "The Yellow River" The chapters of "Autumn Waters", the poems of Qu Yuan's "Nine Songs of the River", as well as the masterpieces of Li Bai, Du Fu, Bai Juyi, Su Shi and others praising the Yellow River that they have learned since childhood.