NMBS/SNCB 5537 passes the huge viaduct of Moresnet with a freight train to Antwerpen. Photo ID: 623934 shows the same viaduct in nearly its total length.
NMBS/SNCB 5537 with a two 16 axled cars with molten iron. Transportation of molten iron is quite common at steelworks but quite rare on national rail networks.
5537 brings a car train across the German border into Belguim with a train from Aachen West Yd. to Montzen Yd.