Ключевые слова: america, amtrak, arrival, baggage, bustling, busy, capital, commute, commuter, concourse, contemporary, crowd, crowded, dc, depart, famous, gate, historic, hour, interior, line, luggage, passengers, people, queue, rail, railroad, railway, rush, station, terminal, tourism, tourists, train, transportation, travel, united states, us, usa, washington,