Ключевые слова: adventure, america, american, architecture, attraction, bay, beautiful, blue, building, business, california, city, cityscape, colorful, colour, daytime, destination, district, downtown, famous, francisco, gate, golden, historic, house, landmark, landscape, maritime, metropolis, museum, outdoor, popular, residential, san, sanfrancisco, sky, skyline, skyscraper, street, sunny, tourism, tourist, touristic, transportation, travel, urban, usa, view,