Ключевые слова: america, architecture, area, bay, blue, building, business, by, california, city, cityscape, cloud, cloudless, color, construction, day, daytime, downtown, francisco, garden, highrise, historic, landmark, landscape, lombard, modern, natural lighting, nobody, outdoor, russian, san, scene, sf, sky, skyline, skyscraper, states, street, structure, sunrise, the, tourism, tower, travel, tree, united, urban, usa, view, water,