Ключевые слова: because, can, city, concept, control, drivers, europa, europe, france, freedom, go, green, guidance, information, lamp, law, laws, light, lights, move, no, nobody, outdoors, people, regulations, road, rule, safety, shining, shows, sign, signal, signs, sky, stop light, street, symbol, technology, traffic, traffic light, traffic lights, transport, transportation, travel, urban, vehicle, warning,