This guide describes the first 1269km of the cycle route that follows the Danube river from its source in the Black Forest to Budapest. Leading through Germany, Austria, Slovakia and Hungary, the route visits spectacular gorges, hilltop castles, vineyard-clad hillsides and medieval towns.

The route mostly follows part of the EuroVelo route 6 (EV6). This guide breaks the route into 29 stages, averaging under 44km per stage. A fit cyclist, cycling an average of 90km per day should be able to complete the route in a fortnight.