night view of the basilica de nuestra senora de pilar, catedral del salvador de zaragoza and puente de piedra in

zaragoza saragosa bridge puente piedra stone spain aragon river ebro old de architecture building city ancient landmark european historic arch saragossa blue antique history historical medieval landscape night light illuminated spanish shore tower cathedral reflection church water outdoors basilica nuestra senora pilar cityscape religion monument cupola riverside famous del salvador