Or “The Bridge to Nowhere”.
Mainz’s yacht harbour is tucked off to the south of the city, opposite the confluence of the Main and the Rhine.
Not many floating gin palaces or Russian oligarch mega-yachts in sight – mostly runabouts plus houseboat structures in various states of disrepair, so it was a bit of a surprise to observe the road swivelling away to let a digger on a barge drift through as gracefully as the resident population of swans.