Blue hour over Sultan Ahmet Mosque (The Blue Mosque), UNESCO World Heritage Site, Istanbul, Turkey, Europe

travel destinations travel horizontal color image outdoors sunset dusk no people cloud sky istanbul turkey europe blue mosque mosque islam muslim place of worship religion minaret architecture unesco unesco world heritage site city urban scene building light illuminated sea water tree nature sultan ahmed mosque travel destination tourist destination tourist destinations sundown evening twilight seas ocean oceans outdoor outside nobody no one no person cities urban buildings