The Furka Steam Railway () is a largely volunteer operated heritage railway which operates a partially rack and pinion-operated line across the Furka Pass, between Realp in Uri and Oberwald in Valais. Culminating at , above sea level, it is an old mountainous section of the Furka Oberalp Bahn (FO) that was abandoned after the construction of the Furka Tunnel.: It has been gradually brought back into service by the Verein Furka-Bergstrecke with the use of only steam locomotives, with the entire line completed in 2010.:86-7 The Furka Railway is the second highest rail crossing in Europe, after the Bernina Railway. The Uri side of the line also constitutes the highest railway in Central Switzerland.