Nainital is the land of green hills and lakes, and perhaps one of the most popular hill stations in North India, visited every year by thousands of tourists. The popular summer retreat of India, Nainital attracts innumerable tourists during the summer heat. The hill resort is indeed a pleasure. The most prominent of the lakes is Naini lake ringed by hills . One of the main attractions of Nainital is the Naini Lake also called Tririshi Lake. The lake is shaped like an eye and is surrounded by hills on all side.