Ключевые слова: abstract, activity, apartment, architecture, blue, building, buildings, built, business, cement, city, civil, concrete, construction, crane, development, district, engineering, equipment, frame, gray, growth, high, highrise, home, house, housing, industrial, industry, iron, landscape, machinery, modern, operator, outdoors, reinforcement, residential, roof, scaffolding, site, sky, skyscraper, structure, sunrise, sunset, tall, technology, tower, urban, work,