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Concrete ceiling in daylight
Minimalistic computer background
The appearance of ceilings inside ancient buildings
The usual modern multitouch
Beautiful high-rises of the city at night
An old building with beautiful architecture
Beautiful rear illuminated during sunset
Arches of Sultan Suleiman's Palace
Airplane ramp at the airport
Futuristic skyscrapers against the sky
Reflection of the roof. Bright design
A top view of a modern city