Ключевые слова: architecture, block, building, building activity, business, cement, commercial, concrete, construction, construction site, crane, cranes, dark, development, downtown, engineering, equipment, estate, evening, frame, home, horizontal, industrial, industry, job, modern, new, night, office, poland, real, salaries, silhouette, site, sky, skyscraper, steel, structure, tall, technology, tower, tower crane, unit, unit tower, urban, warsaw, windows, work, workplace,