Where: Rixensart, Belgium
Start of construction: 1631
End of construction: 1730
Most important renovation: 20th Century
Accessible: no, private property
Inhabited since 1715 by descendants of the Princes of Mérode. Since 2017, the castle has been owned by the German branch of the family. The castle is currently being restored, but the intention is to allow public admission again after 2025.