Cogwheel steamlocomotive HG 2/3 # 6 "Weisshorn" of the Dampfbahn Furka Bergstrecke (DFB) on the Steinstafel viaduct between Furka and Tiefenbach. The locomotive was built by SLM in 1902 for the Visp-Zermatt Railway and is operational again on the DFB since 1990.