Ключевые слова: abstract, architectural, architecture, area, atrium, background, bare, black and white, blank, block, building, built structure, cement, chamber, concrete, construction, corridor, design, empty, entrance, exterior, facade, futuristic, grey, grunge, grungy, material, minimal, modern, monochrome, nobody, office building, outdoor, patina, raw, structure, surface, tile, urban, wall,