Ключевые слова: abstract, architecture, background, black and white, bridge, bright, business, city, concept, construct, construction, copy space, corridor, design, diminishing perspective, entrance, escalator, future, futuristic, geometric, illuminate, illuminated, indoor, infrastructure, inside, interior, modern, monochrome, perspective, stair, staircase, stairway, station, steel, step, steps, structure, technology, tube, tunnel, urban, vanishing point, way,