Ключевые слова: america, american, architecture, bay, block, building, building exterior, business, california, center, city, cityscape, commercial, concrete, day, district, downtown, facade, financial, francisco, hill, historic, historical, imposing, landmark, montgomery, nobody, office, office block, office building, outdoors, outside, pyramid, san, san francisco, sf, sky, skyline, skyscraper, states, tall, tallest, tower, transamerica, transamerica pyramid, travel, triangle, united, urban, usa,