this is natural lake. all the years long the water still srand in the lake. the lake covered all the area of rangamati of chitagong district. 
Heres the lake completely covered with its water and the hills are by the sides of the lake. theres a lot of lake and waterfall of the hill is founded here. all the senery is looking dashin . 
in the middle of the lake you will have found the hanging bridge which is another most atractive place for the tourist. you have to go all the sides with tolar. theres a park besides the hanging bridge. 
its really a wonderful beauty of natur. you all can visit the places. theres food and residencial facility is so cool price but qualityfull.