Ключевые слова: active, activity, bicycles, bikers, bikes, biking, caucasian men, challenge, cliff, cycling, cyclists, extreme, extreme sports, freestyle, friends, helmets, high angle view, leisure, male, mountain bikes, mtb, outdoors, partners, people, place, relax, relaxing, rest, rocks, rocky, skill, sport, sportsmen, stones, together, togetherness, transport, transportation, trial, trial biking, young adult, youth,