 Grudziądz is the 4th-largest city in the Kuyavian-Pomeranian Province and its Old Town complex with 14th-century granaries was declared a National Historic Monument of Poland.Grudziądz is located close to the east shore of river Vistula, approximately north-east of Świecie, south of Gdańsk and south-west of Kaliningrad.Initially Grudziądz was a defensive gród founded by Polish ruler Bolesław I the Brave.