Frederick V, Count of Zollern died at which ancestral seat atop Mount Hohenzollern?
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.
Mount Hädrich Mount Hädrich ( ) is a peak, 2,885 m high, which rises from the eastern part of Håhellerskarvet in the Mühlig-Hofmann Mountains of Queen Maud Land, Antarctica. The name "Hädrichberg ", after the procurator of the former German Lufthansa Corporation, was applied in this area by the Third German Antarctic Expedition (1938–39) under Alfred Ritscher. The correlation of the name with this peak may be arbitrary but is recommended for the sake of international uniformity and historical continuity.