Ключевые слова: activity, architecture, blue, build, building, built, business, cargo, cement, city, concrete, construction, crane, development, engineering, equipment, estate, frame, growth, heavy, high, hoist, hook, house, housing, industrial, industry, iron, lift, lifting, machine, new, occupation, outdoor, project, scaffolding, site, sky, steel, structure, sun, sunset, tall, technology, tower, up, urban, work, worker, yellow,