Aletsch glacier, longest in the Swiss alps, at the Jungfraujoch mountain in the Swiss alps. Jungfraujoch is a col or saddle between the Mönch and the Jungfrau in the Bernese Alps on the boundary between the cantons of Bern and Valais, inside the Jungfrau-Aletsch Protected Area. Strictly, the Jungfraujoch is the lowest point on the mountain ridge between Mönch and Jungfrau, at 3,471 meters (11,388 ft). It is just above this location that the mountain station of Jungfraubahn is located, Jungfraujoch railway station, which at an elevation of 3,454 meters (11,332 ft) is the highest railway station in Europe. The Jungfraujoch is often called the "Top of Europe" in tourist literature.