(aka en: Storm Over Mont Blanc) is a 1930 German film written and directed by Arnold Fanck and starring Leni Riefenstahl, Sepp Rist and Ernst Udet. The film is part of the German film genre of mountaineering, popularized by Fanck. The story revolves around a man who works alone at the Mont Blanc weather station gathering data. His only contact with the world below is via Morse code signals. He is joined by a woman friend, who helps him survive a terrible storm over the mountain. Ernst Udet is featured as a pilot who is involved in a dangerous mountain rescue.