Nightly scene in Gletsch with the 3 types of cogwheel steamlocomotives of the Dampfbahn Furka Bergstrecke, from left to right: 0-4-2 T HG 2/3 # 6 "Weisshorn" from 1902, 2-6-0 T HG 3/4 # 4 from 1913 and 0-8-0 T HG 4/4 # 704 from 1923, which never run in Switzerland before, but in Indochina/Vietnam. All are built by SLM Winterthur with different cogwheel drive systems.