Group of participants in an obstacle course race running. They run very muddy. Concept of hardness and effort

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Size: 5863px × 2443px
Photo credit: © Pavel 1964 / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: action, active, athlete, challenge, competition, competitive, cross, dedication, determination, difficult, dirty, distance, effort, emotion, endurance, energy, exercise, extreme, fast, fitness, foot, game, ground, group, heavy, jog, motion, moving, mud, muddy, obstacle, overcoming, participant, power, race, run, runner, spartan, speed, sport, sportsman, spray, sprint, strength, strong, tough, track, training, water