Ключевые слова: agriculture, among, athlete, background, beautiful, bicycle, bicycle caster, bike, biker, biking, bright, caucasian, challenging, challenging race, climb, closeup, competition, crosscountry, cycle, cycling, cyclist, dirt, extreme, foot, forest, front view, helmet, hill, leg, light, male, man, mountain, mountainbike, mountainbiker, mud, one, outdoor, race, ride, road, sport, summer, sunset, track, trail, uphill, wheel, woodland, young,