Ключевые слова: america, american, architecture, attraction, bottom, building, building exterior, built structure, business, california, city, cityscape, columbus avenue, day, design, district, downtown, editorial, financial, financial district, headquarters, high, historic, landmark, modern, office, office building, outdoors, pyramid, san francisco, sky, skyline, skyscraper, states, street, tall, tallest, tourism, tower, transamerica, transamerica building, transamerica pyramid, travel, united, urban, us, usa, vertical, william pereira, window,