Ключевые слова: 50, asphalt, background, caution, circle, city, drive, enforce, europe, fifty, information, kilometers, km, landscape, law, limit, maximum, outdoor, red, regulation, restrict, restriction, road, roadsign, round, route, rule, safe, safer, safety, sign, signal, slow, speed, street, symbol, text, traffic, transport, transportation, travel, warning, way,