The total area of Chengde is 39.548 square kilometers in which the municipal area is 18.6 square kilometers. In the north there are Seven Old Picture Mountains, heavy forest and broad grassland; in the middle there are Yanshan Mountains, which belong to the zone of hills and high land; in the south there are also Yanshan Mountains with overlapped hilltop and deep valley. There are many rivers flowing such as Chaohe River, Luanhe River, Liuhe River, Laoniu River and so on. The altitude in Chengde is 200-1200 meters. Many mountains around the city, unique hills and strange stone form the ten great wonders like Qingchui Peak, Luohan Mountain (Arhat Mountain), Tianqiao Mountain (Over bridge Mountain) and Shuangta Mountain (Mountain with Twin Towers) and so on.
The green covering rate in Chengde is over 30%, and the garbage-disposing rate is above 80%. The average noise level in tourist areas in less than 60 decibel, and above 96% of the used drinking water quality is up to the standard.