Ключевые слова: alpine, alps, beautiful, beauty, blue, cloud, clouds, color, earth, ecological, ecology, ecosystem, environment, europe, forest, grass, green, hike, hiking, holidays, landscape, meadow, mountain, mountains, nature, outdoor, outdoors, panorama, panoramic, park, peak, rock, scene, scenery, scenic, season, sky, snow, spring, summer, swiss, switzerland, top, tourism, travel, tree, trees, valley, view,