Route 46, stretching 70 kilometers, is recognized as Germany's longest abandoned motorway project. This route is notable not only for its length but also for its historical context.
The construction of Route 46 reflects the ideological motivations of the Nazi regime, which often prioritized propaganda and grand projects over practical transportation needs.
As a result, Route 46 serves as a reminder of a bygone era, illustrating how infrastructure can be influenced by political agendas rather than solely by utility.