Ключевые слова: action, adventure, air, athlete, bicycle, bike, biker, biking, bmx, boy, claydon, competition, cycle, cycling, cyclist, down, downhill, event, extreme, fast, fly, freestyle, fun, girl, helmet, hill, jump, leisure, lifestyle, man, professional, race, racing, ramp, recreation, ride, rider, road, speed, sport, sports, street, team, teenager, trail, trial, trick, urban, young, youth,