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.
Kašperk Castle Kašperk Castle (German: "Karlsberg" ) is a medieval castle placed in southwestern Bohemia (modern Czech Republic, former Crown of Bohemia). It is said to be the most highly located royal castle in Bohemia. Its elevation is 886 m above sea level). The castle is in property of the Town of Kašperské Hory since 1616.