Ключевые слова: architecture, beautiful, beauty, blue, building, buildings, business, california, city, cityscape, clear, cloud, construction, corporate, destination, district, downtown, dusk, exterior, facade, geometric, glass, high, highrise, modern, new, no people, northern california, office, outdoors, picturesque, pink, residential, san francisco, scenic, sky, skyline, skyscraper, structure, sunset, tall, tourism, tower, travel, twilight, urban, vacation, view, vista, window,