Ключевые слова: activity, angle, apartment, architect, architecture, blue, built, business, cement, clear, cloud, color, concrete, construction, crane, development, engineer, engineering, equipment, exterior, frame, growth, heavy, high, horizontal, house, housing, industry, iron, low, material, nobody, occupation, office, planning, project, scene, site, sky, skyscraper, steel, structure, tall, technology, tower, urban, view, worker, working,