Ключевые слова: activity, adventure, alone, alpine, alps, backpack, backpacker, beautiful, beauty, blue, environment, grass, green, hiker, hiking, holiday, landscape, leisure, male, man, meadow, mountain, one, peaceful, people, person, route, rucksack, scenery, single, sky, solitude, sport, summer, sunny, tourism, tourist, trail, tranquility, trek, trekking, uphill, vacation, walking, young, youth,