Jeziorak () is a

lake A lake is an area filled with water, localized in a basin, surrounded by land, and distinct from any river or other outlet that serves to feed or drain the lake. Lakes lie on land and are not part of the ocean, although, like the much lar ...

in the Iława Lake District in Warmia-Masuria,

Poland Poland, officially the Republic of Poland, , is a country in Central Europe. Poland is divided into Voivodeships of Poland, sixteen voivodeships and is the fifth most populous member state of the European Union (EU), with over 38 mill ...

. Its area is 3,219 ha (including 20 islands with area of 240 ha). It is 27.45 km long and 2.4 km wide. Maximum depth is 13 m. It is the longest lake in Poland, and ranks 6th by area.

Geology

The lake was formed by filling a glacial

tunnel valley A tunnel valley is a U-shaped valley originally cut under the glacial ice near the margin of continental ice sheets such as that now covering Antarctica and formerly covering portions of all continents during past glacial ages. They can be as l ...

Gallery

File:Mały jeziorak.JPG, 'Little' Jeziorak as seen from John Paul II Boulevard File:Duży jeziorak.JPG, 'Big' Jeziorak File:Duży_Jeziorak.jpg, 'Big' Jeziorak

References

Lakes of Poland Lakes of Warmian-Masurian Voivodeship {{WarmianMasurian-geo-stub