14125074 - Arched doorway through the protective wall around the Mission San Xavier del Bac, Tucson Arizona. The Grotto Hill with its white cross is behind.14123508 - Arched doorway through the protective wall around the Mission San Xavier del Bac, Tucson Arizona. The Grotto Hill with its white cross is behind.14123787 - The Grotto Hill with its white cross outside the protective wall of the Mission San Xavier del Bac, Tucson Arizona.14126109 - Arched doorway through the protective wall around the Mission San Xavier del Bac, Tucson Arizona. The Grotto Hill with its white cross is behind.14125506 - Arched doorway through the protective wall around the Mission San Xavier del Bac frames the Grotto Hill, Tucson Arizona.14124661 - Arched doorway through the protective wall around the Mission San Xavier del Bac frames the Grotto Hill, Tucson Arizona.14124193 - Arched doorway through the protective wall around the Mission San Xavier del Bac frames the Grotto Hill, Tucson Arizona.70940048 - Limes Gate at Dalkingen with protective glas construction, Limes (border wall of Roman Empire) Park Rainau-Buch, Aalen, Ostalb province, Swabian Alb, Baden-Wuerttemberg, Germany, UNESCO world heritage site71185508 - Limes Gate at Dalkingen with protective glass construction, Limes border wall of the Roman Empire, Park Rainau-Buch, Aalen, Ostalb province, Swabian Alb, Baden-Wuerttemberg, Germany, UNESCO world heritage site71185509 - Limes Gate at Dalkingen with protective glass construction, Limes border wall of the Roman Empire, Park Rainau-Buch, Aalen, Ostalb province, Swabian Alb, Baden-Wuerttemberg, Germany, UNESCO world heritage site71038930 - Ermine Street Guard advancing with protective shields, cavalry in attendance, Birdoswald Roman Fort, Hadrians Wall, Northumbria, England, United Kingdom, Europe71333408 - Harbor wall at Goury storm surge, Manche, Normandy France71333409 - Harbor wall at Goury storm surge, Manche, Normandy France71438847 - City wall and defense tower on the Michelfeld with a view over the roofs of the city to the Rhine Valley, Oberwesel, Upper Middle Rhine Valley, Rhineland-Palatinate, Germany71333410 - Boat behind harbor wall in a storm, Goury, Normandy, France70094950 - Protective outer walls of Chittorgarh Fort, Rajasthan, India71456048 - Defensive walls San Cibrao de Las hill fort Castro Culture archeological site, San Amaro, Ourense, Galicia, Spain13884772 - Matsumoto Castle, originally known as Fukashi Castle, illuminated at night; Matsumoto, Nagano Prefecture, Japan
