Hohenzollern Castle
Hohenzollern Castle (German: ) is the ancestral seat of the imperial House of Hohenzollern. The third of three hilltop castles on the site, it is located atop Mount Hohenzollern, above and south of Hechingen, on the edge of the Swabian Jura of central Baden-Württemberg, Germany.
Stolzenfels Castle
Stolzenfels Castle () is a former medieval fortress castle ("Burg") turned into a palace, near Koblenz on the left bank of the Rhine, in the state of Rhineland-Palatinate, Germany. Stolzenfels was a ruined 13th-century castle, gifted to the Prussian Crownprince, Frederick William in 1823. He had it rebuilt as a 19th-century palace in Gothic Revival style. Today, it is part of the UNESCO World Heritage Site Upper Middle Rhine Valley.