Beihai has existed throughout the Liao, Jin, Yuan, Ming and Qing Dynasties. Most of the buildings now standing were constructed during Emperor Qianlong's regin in the Qing Dynasty (1644-1911 A.D.).

Beihai was opened to the public in 1925 and in 1961 it was one of the first important cultural sites placed under protection by the State Council. The park occupies an area of 69 hectares including a 39-hectare lake. In the garden, pavilions and towers nestle amid the beautiful scenery of lakes and hills,grass and trees. Carrying on the traditions of garden landscaping of ancient China Beihai is a gem of garden art.