Ключевые слова: advice, alerts, arrow, attention, background, black, board, car, caution, curve, danger, dangerous, direction, downhill, drive, empty, forest, green, highway, hill, icon, information, lane, limit, metal, mountain, old, reduce, right, road, roadside, roadsign, safety, sign, slope, space, speed, steep, street, symbol, traffic, traffice, transport, transportation, travel, turn, vehicle, warning, way, yellow,