Ключевые слова: action, active, activity, adventure, altitude, athlete, bicycle, bike, biker, biking, clock, competitive discipline, cycling, cyclist, dangerous, downhill, downhill racing, effort, extreme, fast, gravity, helmet, high, hill, hobby, landscape, lifestyle, motion, mountain, mountain bike, mountainbike, mountains, mtb, nature, outdoors, protective gear, race, ride, rider, risk, skill, speed, sport, sports, technical, technical sport, thrill, time, track, trail,