Ключевые слова: action, active, adventure, air, athlete, background, bicycle, bike, bmx, cycling, cyclist, dangerous, downhill, enjoyment, excitement, exercise, extreme, fast, fit, fitness, flight, fly, forest, free, freedom, freestyle, fun, high, hill, hobby, intense, jump, man, mountain, mountain bike, nature, outdoor, person, ride, risk, speed, sport, stunt, thrill, track, trail, trick, washington, wood, young,