Olsztyn, the capital city of Warmia and Mazury, the Land of a Thousand Lakes, and the town of Nicolaus Copernicus. The region's largest city is young at heart and boasts a huge social, economic and cultural potential. Situated on the River Łyna, Olsztyn covers 88 square kilometres and is inhabited by 173,000 people, according to the latest census.
Hence the population density is 1,971 per 1 km2.