There is a beautiful park in the western suburbs of Lhasa.It used to be the Summer Palace for the dalai Lamas where they handled political affairs,and practised religious activities. The construction started in 40s of the 18th century,covering a floor space of 46 ha. The whole park has more than 370 rooms of different sizes,and lawns,shaded by green trees and embrided by various flowrs.With the clear water,and the flowers and trees around,it is known as the "park in the park".