Lake İznik (Turkish: İznik Gölü) is a freshwater lake in the Province of Bursa, Turkey. It is around 32 km in length and 10 km in width with a maximum depth of about 80 m. The town of Iznik (historically known as Nicaea) lies at its eastern end. The lakes Ancient Greek name was Askania (Ἀσκανία); the Latin name was Ascania.
