Ключевые слова: button, car, caution, city, control, crossing, crossroad, crosswalk, danger, downtown, drive, driveway, go, green, hand, highway, intersection, light, pavement, pedestrian, people, press, push, red, regulation, road, rule, safety, sidewalk, sign, signal, stop, stoplight, street, town, traffic, traffic light, transport, transportation, travel, urban, vehicle, walk, zebra,