The remains of the Castle can be visited
CastleMünchhausen
Kesterburg Castle (Ruin) (Münchhausen)

The Historic Building: A Journey Through Time+
From Roman Origins to Medieval Fortress+
The history of the building, often referred to as "Schloss Wartenstein," dates back much further than its current appearance suggests.
Source: wehrbauten.de
Text and/or image for this object come from the linked site and are used with the permission of its operators; the linked page remains the copyright of its authors. The legacy catalogue kept text source and image source in a single field, so which part came from there can no longer be told apart entry by entry.
Location: 50.9536, 8.7494