BeiHai Park
The baihai park in the xicheng district with a history of 1,000 years is a former royal garden which is extremely grand but delightfully elegant as well.
http://www.beijingtrip.com/attractions/park.htm
Beijing Zoo (dierentuin)
Situated in the xicheng district, beijing zoo was the first of its kind to be opened in china which contains a diverse collection of animals, exhibition halls and of historical sites.
http://www.travelchinaguide.com/attraction/beijing/zoo.htm
Fragrant hills (Xiangshan)
Situated in the east part of western hills, 28 kilometers (17 miles) northwest of the beijing city, fragrant hills park is very large and abundant in hills and forest.
http://www.travelchinaguide.com/attraction/beijing/fragrant.htm
Zhongshan Park
Zhongshan Park
http://www.chinats.com/beijing/beijing16.htm