1) lake in Finland 
Lake Jyväsjärvi (ˈjyvæsˌjærvi) is a lake situated in the centre of Jyväskylä in Finland. The lake can be also considered as the Northern end of Lake Päijänne. Parts of Jyväsjärvi has been filled many times to gain more land for the enlarging city of Jyväskylä. Mattilanniemi and Ylistö, two campuses of the University of Jyväskylä a...