Ключевые слова: area, background, barricade, black, block, blocked, blocking, blue, car, caution, closed, concept, cross, danger, dead, death, desert, driver, education, end, extra, forest, highway, information, journey, nature, no, notice, outdoors, participant, pedestrian, prohibition, red, road, roadblock, rock, sign, sky, stop, street, symbol, traffic, transportation, travel, warning, way, white, world, yellow,