Ключевые слова: activity, architecture, background, beginning, bright, building, business, city, construction, crane, dawn, development, dusk, engineering, equipment, estate, evening, frame, high, house, industrial, industry, iron, lifting, machine, metal, orange, outdoor, project, real, scene, scenic, silhouette, site, sky, skyscraper, steel, structure, sun, sunlight, sunrise, sunset, support, technology, tower, twilight, unfinished, urban, work, yellow,