The Wawel Castle is a castle residency located in central Kraków, Poland. Built at the behest of King Casimir III the Great, it consists of a number of structures situated around the Italian-styled main courtyard.
The Tatra Mountains, part of the Carpathian mountain chain in eastern Europe, create a natural border between Slovakia and Poland.
The Castle of the Teutonic Order in Malbork was built in the 13th century in Prussia and is currently located near the town of Malbork, Poland. It is the largest castle in the world measured by land area.