Ключевые слова: action, activity, athlete, athletic, backstrom, charge, clay, closeup, colorful, compete, competition, concentrated, course, djurgarden, effort, endurance, europe, exercise, extreme, fit, fitness, gardet, military, mud, nordic, obstacle, outdoor, participant, people, person, race, run, scandinavia, sport, stockholm, strength, strong, sweden, swedish, tough, training, viking, wet,