Introduction to Wanquan Shuyu: Wanquan River originates from the southwest of Wanquanzhuang and flows into Qinghe River through Haidian. Springs spring up everywhere along the river. Emperor Qianlong once left Wanqing Biquan, Shushi Spring, Ruhua Spring and Guanzhu Spring. There are 32 clear springs inscribed on stones and stone tablets, and more than a dozen famous gardens such as Changchun Garden, Weixiu Garden and Old Summer Palace have been built.