Ключевые слова: activity, apartment, architecture, arm, blue, build, building, built, business, cabin, city, concrete, construction, crane, development, engineering, equipment, estate, frame, growth, heavy, high, highrise, hook, industrial, industry, iron, lift, lifting, machine, machinery, metal, outdoor, project, red, scaffolding, silhouette, site, sky, skyscraper, steel, structure, tall, technology, top, tower, up, urban, work, yellow,