Ge 4/4 III # 644 of the Rhaetian Railway, in the publicity paint scheme for the world's longest narrow gauge passenger train on october 29th, 2022, is leaving the 300 meter long Mistail tunnel and crossing the 32 meter long Mistailtobel viaduct in the Schin gorge between Solis and Tiefencastel, pulling the IR 1149 of the line IR38 from Chur over the Albula line to St.Moritz. The windows in the photographer compartment of the ALVRA trainset are opened. Compare with photo http://www.mymm001.cn/photo/807352/
Then it was written on the locomotive "Weltrekord Versuch"(world record trial), now it says "Weltrekord Fahrt" (world record run).