"Abendländische Architektur" Architecture Architektur Backstein brick Bricks Building Castle "City gate" Clinker "Defence work" Elburg Europa Europe Fort Fortification Fortress Gate "Gate building" Gebäude Gelderland Geldern Geldria Gheldria Gothic Gotik Gotisch Gueldre Gueldres Güeldres Gueldria Holanda Holland Hollande Klinker "Middle Ages" Militaerbau Militarbau "Military building" Mittelalter Nederland Netherlands Niederlande "Occidental architecture" "Paesi Bassi" "Paises Bajos" "Pays-Bas" Stadtbefestigung Stadttor Stadtturm Stein Stone Stronghold Tor Tower "Town gate" Turm Verteidigungsanlage Wehrbau Westeuropa x Ziegel Ziegelstein Ziegelsteine