Ключевые слова: abstract, architecture, background, blue, building, building exterior, built structure, business, business finance and industry, city, city landscape, city life, color image, commercial, concrete, construction, construction industry, contemporary, copy space, corporate, corporate business, design, development, empty, exterior, facade, finance and economy, flooring, futuristic, glass material, glasses, horizontal, modern, no people, office, office building exterior, open, outdoors, pattern, reflection, sky, skyscraper, steel, structure, tower, urban, wall building feature, window,