Jezioro Żarnowieckie, Pomerania, Poland
Lake Żarnowiec is located in the Pomorze Voivodeship. It's 7.6 km long, 2.6 km wide and has the depth of 16 m. River Piaśnica cuts through it. Żarnowiec Nuclear Power Plant was supposed to be built next to it but it was stopped in 1990. Nowadays a pumped-storage hydroelectricity is situated here.