Ключевые слова: action, active, adventure, atv, autumn, bike, competition, competitive, cross, cup, czech, danger, dangerous, dirt, drive, eastern, europe, extreme, fun, helmet, jump, land, male, man, motor, motorized, moving, mud, offroad, outdoor, person, power, quad, race, republic, riding, risk, road, speed, sport, spring, terrain, thrill, tire, track, trail, transport, vehicle, wheels, winner,