The Blue Mosque (Sultan Ahmet Mosque), UNESCO World Heritage Site, Istanbul, Marmara province, Turkey, Europe

architecture blue mosque building city color color image colour column culture day daytime dome europe glowing heritage horizontal illumination islam islamic istanbul marmara marmara province mediterranean metropolitan middle east middle eastern mosque nobody outdoors outside pillar radiant religion religious spiritualism spirituality structure sultan ahmet mosque sunny sunshine tourist attraction travel travel destinations turkey turkish unesco world heritage site urban water waterfront cosmopolitan