A common port on Rhine River itineraries, picturesque Rüdesheim am Rhein is located in the heart of the UNESCO-protected Upper Middle Rhine Valley, known for its terraced vineyards and ancient winemaking traditions. The compact German town affords ample opportunities for a pleasant day in port. Sample the region's famous vintages (rieslings reign supreme here), and explore the niche museums and an historic center anchored in the medieval alleyway of Drosselgasse.