Sigmaringen Castle (Schloss Sigmaringen) rises dramatically on a limestone cliff above the Danube River in Baden-Württemberg and is considered one of the most impressive castles in southern Germany. Its history dates back to the 11th century, with the first documented mention in 1077. From the 16th century onward, the castle served as the residence of the Princes of Hohenzollern-Sigmaringen, an ancient aristocratic dynasty that played an important role in European history. Over the centuries, th