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.
House of Hohenzollern
The head of the Sigmaringen branch (the only extant line of the Swabian branch of the dynasty) is Karl Friedrich, styled "His Serene Highness" The Prince of Hohenzollern. His official seat is Sigmaringen Castle.