Miyun Reservoir, which lies in Miyun County, 100 kilometers northeast of Beijing City, is a mountain valley reservoir. It was built in September 1960, and has known as the largest reservoir in Northern China and the largest artificial lake in Asia. Two main rivers, Chaohe and Baihe, flow into Miyun Reservoir. The catchment is about 15,788 km2, consists of mountains and piedmonts. And it is the main water source of the Beijing area.
With blue water and green mountains, Miyun Reservoir is also a famous tourist attraction, which has attracted many visitors. Many fishing boat are dotted in the lake. Visitors could also take a boat to feel the life of a fisherman. It has already built a road of 110 kilometers long around the reservoir. While driving along the road, people could see the charming view of the landscape painting.
To the northwest of the Baihe Dam of the reservoir, there stands a mountain with an altitude about 900 meters. Five splendid beacon towers locates high up the mountain, so the mountain got its name Wu Zuo Lou (Five Towers). Once standing on the top of the mountain, people could get the panorama of the reservoir and see the beautiful view north of the Great Wall. It is a very good place for holiday tour with many activities as boating, whiffing and mountaineering.