Ключевые слова: action, active, adrenaline, air, bicycle, bike, biker, biking, black, boy, cycle, cyclist, danger, extreme, fast, flight, fly, freestyle, helmet, high, houses manystorey buildings entrainment, jump, leisure, male, man, outdoor, pedals, people, recreation, ride, risk, silhouette, sky, speed, sport, street, teen, teenager, traumatic, trick, up, up concrete, wheel, wood, young,