Rheingau_railcar_w_signalbox_Kaub_IMG_3015 September 13, 2013 800 × 1200 Rhein River Valley Part 3 A Stadler Flirt railcar is ready to come out of the sidings at Kaub. These modern electric railcars provide interval passenger service between freights on the east side of the river. Canon EOS 7D photo. Like this:Like Loading... Rhein River Valley Share this:FacebookEmailTwitterMoreWhatsAppLike this:Like Loading...