Ключевые слова: america, american, amtrak, architecture, art, beaux, blue, bronze, building, business, center, chicago, city, construction, deco, design, door, downtown, entrance, exterior, famous, front, hall, historic, history, il, illinois, landmark, loop, midwest, old, pillars, public, railroad, room, sign, states, station, street, terminal, tourism, train, transport, transportation, travel, union, united, urban, usa, visitor,