Ключевые слова: adventure, alpine, alps, altitude, blue, christmas, climb, clouds, countryside, environment, europe, geography, gornergrat, high, landscape, leisure, matterhorn, mountain, nature, observatory, panorama, peak, rail, recreation, resort, retreat, scenery, ski resort, skiing, sky, slope, snow, space, sport, station, stop, swiss, switzerland, terrain, tourism, tourist, train, transport, transportation, travel, vacation, vista, white, winter, zermatt,