Ключевые слова: 20 to 24 years, 2024 years, 25 to 29 years, 2529 years, 30 to 34 years, 3034 years, active lifestyle, aspiration, athletic, athleticism, beauty in nature, blue sky, bonding, both male and female, california, caucasian ethnicity, clear sky, day, dirt road, dirt track, energy, enjoyment, female, fitness, freedom, friendship, getting away from it all, hobby, landscape, leisure, light, looking sideways, male, man, march 2015 release, men, mid adult, mid adult man, mid adult men, motivation, mountain, nature, nonurban scene, numeral, orthographic symbol, outdoors, pacific crest trail, pine valley, place of interest, rear view, recreation, relationship, road, rural, rural road, rural scene, sharing, sky, small group of people, sport, sports clothing, sportswear, sunlight, symbol, thoroughfare, three people, three quarter length, trail runner, trail running, travel, travel destination, travel destinations, united states of america, usa, walking, wearing, well being, wellbeing, women, young adult, young adult woman, young woman, young women,