Ключевые слова: activity, apartment, architecture, background, blue, build, building, built, business, cloudy, commercial, concrete, construction, construction site background, crane, cranes, design, development, engineer, engineering, equipment, erect, erection, estate, high, hoist, hoisting, hook, house, industrial, industry, lifting, modern, moving, new, project, real, rise, scaffolding, site, skeleton, sky, skyscraper construction, south, steel, tall, toughness, tower, urban, work,