Ключевые слова: adventure, altai, autumn, biosphere, calm, countryside, ecotourism, environment, exploration, fall colors, flora, foliage, forest, hiking, idyllic, landmark, landscape, leisure, majestic, mountains, natural beauty, nature, outdoors, panorama, peaceful, picturesque, reflection, remote, river, scenery, scenic, seasonal change, serene, serenity, solitude, sunlight, sunset, terrain, tranquility, travel, unspoiled, vibrant, view, wilderness, wildlife, winding river,