Ключевые слова: abstract, aerial view, america, asphalt, background, bridge, building, business, ca, california, city, cityscape, clear sky, concept, concrete, construction, downtown, driving, empty, famous, highway, horizon, journey, landmark, landscape, location, metropolis, metropolitan, motion, no people, office, outdoor, panoramic, road, rooftop, san francisco, sky, skyline, skyscraper, speed, speedway, street, success, sunset, traffic, transportation, travel, united states, urban, way,