The German National Railway (Deutsche Bahn) has a streaming Internet TV Channel called Bahn TV. which can be found here;
On this channel they have a program called “Bahn TV in Fahrt” ( Bahn TV in Motion) which shows a Cab Ride over a German Railway line. This week the shows are running at 5:00 PM CDT and 9:00 PM CDT. Each runs for 1 and a half hours.
Click on Live in the left side at the appointed hour, and then open with an external viewer (unless you like a small picture)
The schedule for the rest of this week is;
9 PM Wednesday Zwickau to Leipzig
5 PM Thursday Singen to Hornberg - the Schwartzwaldbahn “Black Forest Railway”
This line is busiest near Singen but the best scenery and lots of tunnels
near Hornberg.
9 PM Thursday Freiberg (Sachsen) to Zwickau
5 PM Friday Hornberg to Offenburg and Karlsruhe - The remaining section of the
Schwartzwaldbahn to Offenburg, then the Upper Rhine mainline into
Karlsruhe (very busy with both passenger and freight after Offenburg
9 PM Friday Dresden to Chemnitz