Ключевые слова: 20s, 30s, adventure, balance, bonding, caucasian, challenge, climb, climbing, confidence, confident, equipment, extreme sports, female, friends, friendship, fun, handsome, harness, helmet, holiday, leisure, lifestyle, male, man, mid adult, millennial, mixedrace, moving, nature, park, parkland, protection, recreation, rope, safety, skill, sports, sportswear, stairs, step, summer, sunny, together, tree, vacation, woman, wood, wooden, young adult, zip line,