Ключевые слова: aerial, air, america, american, architecture, area, background, bay, building, california, car, city, cityscape, district, downtown, famous, francisco, height, hill, historic, landmark, mountain, neighborhood, panorama, panoramic, peak, peaks, residential, san, san francisco, sign, skyline, skyscraper, state, states, street, tourism, tourist, touristic, town, twin, united, united states of america, urban, us, usa, view,