panoramic exterior view at the bilbao downtown city, nervion river and river banks and iconic buildings

architecture bilbao city euskadi bizkaia basque country vizcaya paashy vasco espaaplusmn nerviasup3 river areatzako zubia casco viejo kioskoa building biscay spain tourism cityscape nervion europe artxanda travel downtown panorama panoramic estuary piece heritage monuments modern contemporary art museum titanium visit salbe puente salve bridge urban iconic icon exterior view banks buildings 2021: