The Gornergrat railway (German: Gornergratbahn or Gornergrat Bahn; GGB) is a mountain rack railway, located in the Swiss canton of Valais. It links the resort village of Zermatt, situated at 1,604 m (5,262 ft) above mean sea level, to the summit of the Gornergrat. The Gornergrat railway station is situated at an altitude of 3,089 m (10,135 ft), which makes the Gornergrat railway the second highest railway in Europe after the Jungfrau, and the highest open-air railway of the continent.