Ключевые слова: allow, arrow, beautiful, black, car, change, city, color, colorful, concept, control, cross, crossing, crossroad, crosswalk, danger, downtown, drive, equipment, evening, go, green, installation, lamp, no, object, pedestrian, post, ready, red, road, safe, safety, semaphore, sign, signal, sky, space, stop, street, symbol, traffic, transport, transportation, travel, urban, walk, warning, way, yellow,