Ключевые слова: activity, asphalt, box, buzz, calm, circuit, city, color image, competition, danger, dirt road, driving, empty, engine, event, flag, foggy, france, fun, garage, ground, horizontal, lane, mirror, morning, motion, motocross, no people, outdoors, pit, race, road, roadway, safety, silence, speed, sport, station, surface, surveillance, tension, train, transportation, tunnel, water, weather, wet, wheel,