Ключевые слова: america, architecture, automobile, business, busy, car, city, columbia, commute, congestion, dc, dc traffic, district, downtown, drive, exit, freeway, highway, jam, journey, light, modern, morning, parkway, pass, public, red, road, rush hour, signage, signs, state, street, stress, subway, sunrise, time, traffic, traffic america, transport, transportation, travel, united, urban, us, vehicle, virginia, washington, washington dc, work,