Lake Van (Turkish: Van Gölü) is the largest lake in Turkey, located in the far east of the country in Van district. It is a saline soda lake, receiving water from numerous small streams that descend from the surrounding mountains. (http://en.wikipedia.org/wiki/Lake_Van)
Lake Beyşehir (Turkish: Beyşehir Gölü) is a large freshwater lake in Isparta and Konya provinces, southwestern part of Turkey. (http://en.wikipedia.org/wiki/Lake_Bey%C5%9Fehir)