Fortified walls and towers of the Aljaferia palace dating from the 11th century, Saragossa (Zaragoza), Aragon, Spain, Europe

travel destination vertical spain day outdoors no people tourist destination tourist attraction place of interest scenic building exterior heritage historical fortified wall tower aljaferia palace 11th century saragossa zaragoza aragon rectangular fortification medieval islamic architecture 11th century style middle ages military history conquest moorish taifa castle mudejar stone building troubadour tower quadrangular alabaster ashlar bond masonry angular nobody no one no one daytime outside architecture architectural building buildings exterior quadrangle rectangle stone structure mediaeval