Hagia Sophia Museum, UNESCO World Heritage Site, Istanbul, Turkey, Europe

travel destination travel destinations travel photography colour image colour color image color horizontal outdoors outside building building exterior hagia sophia museum unesco world heritage site unesco world heritage sites unesco world heritage site world heritage sites istanbul turkey europe european day daytime day time architecture architectural cloudy sky international landmark landmarks old history historical historic heritage cultural culture the past minaret museum dome tree 4th century no people nobody no one no one blue tower