Ключевые слова: alp, alpine, background, cairn, calculus, closeup, concretion, environment, europe, forest, grass, green, highland, hike, hiking, hill, hillwalking, landmark, landscape, layer, meadows, mount, mountain, mountain range, mountainous, mountains, natural, nature, on top of each other, outdoor, panorama, panoramic, pile, relief, rock, scale, scene, scenery, scenic, slope, stack, stone, summer, terrain, tourism, travel, vacation, vegetation, view, wanderlust,