City Wall, originally built in the 12th century, Avila, UNESCO World Heritage Site, Castile and Leon, Spain, Europe

photography colour colour image color color image horizontal horizontal image outdoors outside day nobody no one no one travel destination travel destinations travel city wall wall turret fort forts fortified fortification fortress fortresses 12th century avila unesco unesco world heritage site world heritage site castile and leon spain spanish europe european building exterior building buildings architecture architectural stone blue sky history historical historic heritage landmark landmarks famous well known well known shadow low angle view low angle