people's nests made of concrete

monochrome black white architecture street road house darkness city facade photograph light skyscraper infrastructure metropolis symmetry oncrete est concrete nest people#39aph39#s nests residential district consisting large block flats praga poludnie warsaw abstract architectural architecture background black building cement city climb composition concrete construction dirty empty europe exposition floor futuristic gallery geometric giant hall house huge interior landmark light minimalism modern monumental outdoor part pavilion perspective shadow stair staircase stairs steps stone tourism tourist town travel urban view wall white window world