Ключевые слова: architecture, at, background, building, business, city, civil, concept, concrete, construction, contractor, cranecrane, development, dusk, engineer, engineering, equipment, estate, evening, growth, heavy, house, industrial, industry, landscape, light, machinery, men, occupation, professional, project, safety, silhouette, site, sky, skyline, steel, structure, success, sun, sunlight, sunrise, sunset, technology, tower, urban, work,