Modlin Fortress

Modlin Fortress (Polish: Twierdza Modlin) is one of the largest 19th-century fortresses in Poland. It is located in the town of Nowy Dwór Mazowiecki in district Modlin on the Narew river, approximately 50 kilometers north of Warsaw. It was originally constructed by the French from 1806 to 1812. History The strategic importance of the area limited by the Vistula, Bug, Wkra and Narew was known to various armies throughout the ages. The first fortified stronghold was built in Zakroczym by the Piast…