Stettenfels Castle is a medieval castle above the town of Untergruppenbach in Heilbronn. It was once owned by Hans Fugger and is now used for cultural events.
Wikipedia https://en.wikipedia.org/wiki/Stettenfels_Castle
Official Website https://www.burg-stettenfels.de/
Coordinates 49°5'18.38" N 9°16'50.716" E