Old Wolfstein Castle - Credit: Wikimedia Commons
Old Wolfstein Castle (, also called the Altes Schloß),Elena Rey: Burgenführer Pfalz. is a ruined hillside castle on the eastern slopes of the Königsberg at the narrowest point in the Lauter valley near Wolfstein in the county of Kusel in the German state of Rhineland-Palatinate. Read more on Wikipedia
Source: en.wikipedia.org