This is one of two cars on the funicular of the Oberweißbacher Bergbahn. It is actually a flat bed carrier which can be used to transport freight wagons up the mountain, but has now been provided... (more)
The Oberweißbacher Bergbahn is a unique isolated piece of line, it's only connection to the rest of the DBAG system is via the funicular which can just be seen in the shadows on the left.