Ключевые слова: abstract, architecture, background, backgrounds, blue, building, buildings, business, center, company, concrete, construction, contemporary, district, downtown, dusk, evening, exterior, facade, finance, financial, floor, futuristic, glass, illuminated, illumination, light, meeting, modern, night, office, officer, old, organization, pattern, reflection, room, scene, skyscraper, steel, structure, tall, technology, the city, tower, town, urban, wall, window, work,