The glaciers on the flanks of Piz Palu dominate this view of train 1636 skirting the shores of Lago Bianco on 13 October 2007. Class ABe4/4II motor coaches 54 and 52 had just left Ospizio Bernina, the summit of the line, and were heading for St Moritz with a set of panoramic coaches forming the Trenino Rosso from Tirano.