Ключевые слова: 19 years, adolescent, agility, balance, british culture, building exterior, caucasian, city life, confidence, conquering adversity, corporate building, dedication, determination, exercising, flying, freedom, freerunning, high up, hobbies, independence, individual sports, legs, low angle view, motivation, office buildings, one teenage boy, outdoor pursuit, parkour, physical activity, pole, railing, running, skills, sports, sprinting, stuntperson, summer, teenager, unrecognisable person, urban scene, wall, young adult,