Castel Sant Angelo, Rome, Lazio, Italy, Europe

photography colour colour image color color image horizontal horizontal image outdoors outside day background people incidental people people in the background travel destination travel destinations travel landmark landmarks famous well known well known tourist destination castel sant angelo rome lazio italy italian europe european mausoleum of hadrian towering cylindrical mausoleum fort forts fortified fortification fortress fortresses castle museum 2nd century ancient history historical historic heritage building exterior building buildings architecture architectural roman ornate stone water water surface reflection reflecting reflected bridge arch arches arched art culture and entertainment