For the second time this winter, so-called "triangular trips" with the steam locomotive G 3/4 # 11 "Heidi" took place in the Upper Engadine, between St.Moritz, Pontresina and S-chanf. The light oil fired 2-6-0 T "Mogul" G 3/4 # 11 "Heidi" of the Rhaetian Railway, built in 1902 by SLM Winterthur, is pulling train 2645 from St.Moritz to Pontresina, between Punt Muragl Staz and Pontresina. The cars are (from the rear) third class C # 32 former Landquart-Davos Bahn (LD) (built 1889), third class C # 66 (built 1897), Bistro car "Filisurer-Stübli" B # 2138 (built 1903) and first class A # 1102 (built 1903).