Ключевые слова: adult, amsterdam, asphalt, athlete, athletic, athletics, berlin, boston, challenge, chicago, competition, cross, endurance, energy, exercise, female, finish, fit, fitness, foot, footwear, jogger, jogging, london, marathon, marathon runners, moscow, motion, new york city, outdoor, paris, people, race, run, runner, saint petersburg, shoes, slow motion, speed, sport, sportswomen, street, summer, tokyo, training, urban, woman, women, workout, young,