Szczecin is a city on the Oder River in northwest Poland. It’s known for its 19th-century Chrobry Embankment and the renovated Pomeranian Dukes’ Castle, with art and history displays. The vast St. James Cathedral has a 14th-century triptych, stained-glass windows and a tower with city views. Nearby is the Gothic Old Town Hall, hosting the National Museum’s exhibitions on Szczecin’s history and culture.