Ключевые слова: arena, athlete, athletic, autumn, background, color, competition, empty, exercise, fast, field, finish, fitness, grass, green, ground, health, healthy, jogging, lane, lifestyle, line, outdoors, park, race, racetrack, red, rubber, run, runner, running, running track, runway, speed, sport, sprint, stadium, start, surface, track, training, treadmill, trees, winner,