Ключевые слова: actions, activity, adults, athlete, caucasian, city, color, competition, competitive, crowd, endurance, ethnicity, event, exercise, exercising, females, fitness, foot, group, healthy, horizontal, human, jogging, large, leg, lifestyles, males, man, marathon, men, motion, muscular, nature, organized, outdoors, people, person, race, relaxation, road, running, shoe, sky, space, speed, sports, street, track, training, women,