Ostrołęka is a city located in the Masovian Voivodeship of Poland. It is situated on the Narew River and is an important regional center. Ostrołęka has a rich history, having been founded in
From Wikipedia
Ostrołęka is a small city in northeastern Poland on the Narew river, about 120 km (75 mi) northeast of Warsaw, with a population of 51,012 (2021) and an area of 33.46 square kilometres (12.92 sq mi). It is the capital of both Ostrołęka County and Ostrołęka City County in the Masovian Voivodeship.