Ключевые слова: ability, action, active, activity, athlete, challenge, competition, courage, danger, dirt, effort, endurance, endure, energy, excited, excitement, extreme, fit, fitness, friends, healthy, lifestyle, limits, man, mental limits, motion, mud, muddy, muscles, obstacle, outdoor, pain, people, person, physical limits, race, ready, run, runner, shock, sport, strength, strong, team, teambuilding, teamspirit, teamwork, tough, water, woman,