The authentic route taken by Bertha Benz not only links almost forgotten original sites she passed on her way, it also leads to one of the most attractive scenic regions in Germany, the wine region Baden.
This route of industrial heritage of mankind follows several Roman roads in the area of the Upper Rhine Plain, for example the Bergstraße (Mountain Road), it leads along the foot of the Odenwald mountains and the Kraichgau, and shortly before reaching Karlsruhe it branches off into the Pfinztal valley leading to Pforzheim, the entrance to the Black Forest.
As Bertha was afraid of some steep mountains, the return trip follows an alternative route and finally leads along the river Rhine to reach Mannheim again.
Mannheim to Pforzheim, approx. 104 km (64 miles), southbound (S):