Ключевые слова: acrobatic, activity, adrenaline, air, bicycle, bike, bmx, boy, competition, contest, cycle, danger, editorial, exercise, extreme, fly, free, freestyle, fun, helmet, high, jump, leisure, lifestyle, male, man, motion, mountain, outdoor, park, people, ramp, recreation, ride, risk, skatepark, sky, speed, spin, sport, street, stunt, summer, teen, teenager, trial, trick, urban, wheel, young,