Ключевые слова: apartment, architecture, background, block, blue, build, building, buildings, built, business, cement, city, commercial, concrete, construction, crane, development, engineering, equipment, estate, exterior, frame, heavy, high, highrise, home, house, industrial, industry, iron, lifting, machine, machinery, metal, modern, orange, outdoor, progress, property, site, sky, skyscraper, steel, structure, tall, technology, tower, transportation, under, work,