With almost ten thousand closed bodies of water covering more than  each, Poland has one of the highest numbers of lakes in the world. In Europe, only Finland has a greater density of lakes. The largest lakes, covering more than , are Lake Śniardwy and Lake Mamry in Masuria as well as Lake Łebsko and Lake Drawsko in Pomerania. The lake with the greatest depth—of more than —is Lake Hańcza in the Wigry Lake District, east of Masuria in Podlaskie Voivodeship.