Ключевые слова: america, american, architecture, attraction, boston, brick, building, capital, capitol, city, city hall, colonial, column, culture, dome, downtown, england, famous, flag, freedom, gold, government, hall, hike, historic, house, landmark, liberty, line, massachusetts, museum, new, north, old, park, pedestrian, red, redline, revolution, sidewalk, stars and stripes, states, stone, tour, tourism, tourist, trail, travel, united, urban, usa, walk, walking,