Plön Castle

Plön Castle (German: Plöner Schloss) in Plön is one of the largest castles in the north German state of Schleswig-Holstein and the only one located on a hill. The former Residenz of the Dukes of Schleswig-Holstein-Plön was built in the 17th century during the Thirty Years War and has had a colourful history in which it has, for example, been a school for military cadets and also a boarding school.

• http://en.wikipedia.org/wiki/Plön Castle