Wikipedia
Masuria
Masuria (, ) is a region in northern Poland famous for its 2,000 lakes. It was once the part of East Prussia which was inhabited by Polish-speaking, Lutheran Masurians. Masuria occupies much of the Masurian Lake District . Administratively, it belongs to Warmian-Masurian Voivodeship . Its biggest city is Ełk, often regarded as its capital. It has territory of about 10,000 km and population of 500,000.