Ключевые слова: aerial, america, architecture, beautiful, blue, boston, building, buildings, center, church, city, cityscape, color, copley, downtown, flowers, from, green, historic, landmark, lantern, library, massachusetts, metropolis, modern, nature, park, plaza, public, scenic, sky, skyline, square, states, streets, sunset, tourism, tower, travel, trinity, typical, united, urban, usa, view,