city environment - buildings

abstract administrative architectonic architectural architecture background black blue bluish building buildings business centre city cityscape cityscaper color colored colors colour colours composition constructed construction constructions contemporary contrast corporate curved design designed diagonal dynamical eighties environment environmental europe european exterior facade front frontal functionalism functionalist glass graphic high house indigo industrial industry life line lines metal modern office offices outdoor outside place shape side site sky skyline steel structure style stylished tint tinted town upward urban view wall windows work world