Tjolöholm Castle is a country house, built in Halland, Sweden. It is located on a peninsula in the Kungsbacka Fjord on the Kattegat coast. Tjoloholm Castle was designed in the Arts and Crafts style by architect Lars Israel Wahlmann.
Gutenfels Castle, Germany built Since 1277 it has been a castle of the Electorate of Palatinate. After an unsuccessful siege in 1504 by landgrave Wilhelm from Hessen, the castle was renamed Gutenfels (solid rock).