To be privately owned
CastleDelémont
Delemont Castle

The Castle of Delémont - A Jewel of Jura History+
A Brief History+
The castle was built in 1716-21 by Prince-Bishop Jean-Conrad de Reinach.
It served as the summer residence for the Prince-Bishops of Basel until 1793. During the French Revolution, the castle was confiscated and sold to private owners.
Source: Wikipedia · Licence: CC BY-SA 4.0
This description draws on the facts documented in the linked Wikipedia article; Wikipedia content is licensed under CC BY-SA 4.0. Wording and editing: Mobile History.
Location: 47.3638, 7.3428