Ключевые слова: alpine, alps, beauty, clouds, epic, europe, green, hiking, holiday, interlaken, lake, landscape, locomotive, mountain, nature, nordic, peak, rail, railroad, railway, resort, rocks, scenic, ski, snow, station, swiss, switzerland, thun, thunersee, tour, tourism, track, train, transport, transportation, travel, tunnel, vacation, view, viewpoint, walking, wood,