Ключевые слова: abstract, architecture, background, bright, building, city, clean, conceptual, concrete, construct, construction, corporation, design, down, empty, exhibition, exit, futuristic, geometric, hall, heights, house, indoor, inside, interior, light, luxurious, metal, modern, museum, new, office, open, perspective, railing, red, spiral, staircase, stairs, stairway, steel, steps, structure, surface, trade, up, urban, view, white, wide,