On the way to Grossglockner with Rupert Seidl of Bob's Special Tours - Salzburg.
This is a typical stretch of Autobahn: two lanes, restricted access, with a metal guard rail in a narrow median. In the United States this would be a toll road or a low-numbered US highway, the precursors of the Interstate Highways.
Note the speed limit sign reflected in the rear-view mirror: 100kph, about 65mph. None of the vehicles you can see in this picture are moving slower than 90mph.