Ключевые слова: ahead, alert, arrow, asphalt, background, beware, black, blue, caution, curve, danger, direct, direction, drive, green, guide, highway, indicator, landscape, left, message, mountain, mountains, outdoors, outside, park, pavement, right, road, roadside, roadsign, safety, sharp, sign, signage, sky, slow, speed, street, symbol, traffic, transport, transportation, travel, trip, turn, twist, warning, way, yellow,