castel sant'angelo (santangelo) rome - italy

aged angel angelic angelo antique arch archangel architecture art basilica blue building capital castel castle catholic catholicism christianity city colors cylindrical day destination entrance eternal europe european exterior famous fort fortification fortress frontal hadrian historic historical history holy horizontal italian italy landscape marble mausoleo mausoleum monument monumental museum nantique old outdoors palace papal religion religious roma roman rome round saint sant santangelo scene sightseeing sky tiber tourism tourist touristic tower travel vacation view walking wall