Ultra trail running in the mountains. An athlete on a trail

---

Size: 5000px × 3333px
Photo credit: © Michelangelo Oprandi / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: achieve, activity, altitude, athlete, backpack, calories, clothing, diet, endurance, exercise, fitness, height, hill, jogging, landscape, man, marathon, mount, muscle, panorama, physical, run, runner, running, skyrunning, sports, technique, trail, training, ultra, workout