The remains of the Castle can be visited
CastleLinz am Rhein - Dattenberg
Dattenberg Castle

The Dattenberg Castle - A Journey Through Time+
From the Middle Ages to Modern Times+
The castle, built in the first half of the 13th century, is considered the ancestral seat of the lower noble family of Dattenberg.
Image: http://www.wehrbauten.de/thread.php?threadid=990
Location: 50.5553, 7.2899