Steam railcar CZm 1/2 # 31 of SBB Historic, operated and maintained by association Dampfgruppe Zürich (VDZ), is on a journey in eastern part of Switzerland for a group from the U.K. Built in 1902 by Maschinenfabrik Esslingen for the SBB, later running for the Uerikon-Bauma-Bahn. The train with passenger car C 22 of the former Sihltalbahn is crossing the Rhine on the large viaduct between Feuerthalen and Schaffhausen.