Ключевые слова: achievement, adventure, alaska, alpinist, arctic, business, climb, climber, climbing, cold, concept, difficulties, endurance, extreme, frost, geologists, help, high, hiker, ice, insurance, leader, man, mountain, mountaineering, mutual assistance, nature, overcoming, people, problems, rock, rope, siberia, silhouette, sky, snow, sport, success, sun, sunlight, support, team, teamwork, together, travel, trekking, tundra, unity, victory, winter,