Round City (团城)

Round City is the city wall built in the Ming Dynasty, and the water surface of both the east rose to the height of the ground. Now the Round City we see today was built during the Qianlong Period of the Qing Dynasty. It is a round city surrounded by city wall bricks.
The city base is 4.6 meters higher than the ground and its circumference is a 276 meters with an area of 4,553 square meters. There is a gate both on the east and west wall of the city. The east gate was named Zhaojing Gate and the west was called Yanxiang Gate, and both of the gates had a stair to the top of the city. There are gates along the Dengdao and the pattern of the city is exactly symmetrical.

Chengguang Hall, the center of the Round City, together with the Yuweng Pavilion and Jingji Hall become the axle wire of the city. There are Gulai Hall, Yuqing Pavilion along the axle wire. Duoyun Pavilion and Jinglan Pavilion are two pavilions on the artificial hill. There also a big well-carved jade urn which made in the Yuan dynasty inside the Yuweng Pavilion.