Ключевые слова: alps, asphalt, barrier, black, blue, boundary, brick, danger, dark, day, dividing, entrance, equipment, europe, european, fence, grass, green, highway, hill, horizontal, information, light, lighting, limit, line, mountain, nature, nobody, number, outdoor, parking, red, road, rock, security, sign, sky, stone, striped, symbol, tourism, traffic, transportation, travel, tunnel, warning, white, yellow,