Following the Rhine from Basel to Rotterdam is one of those rides that earns its reputation through sheer consistency rather than drama. You spend roughly fourteen to eighteen days tracing Europe's most storied river from the Swiss border through the vineyard-draped Rhineland gorge, past medieval fortresses stacked on every available crag, and out into the wide, hazy flatlands of the Netherlands.
The route doesn't demand much from your legs — total elevation gain is modest, and the steepest stretches come in the mid-German gorge section between Bingen and Koblenz where the valley squeezes tight and the path occasionally kicks up briefly from the riverside. Everywhere else, it rolls.
The surface is excellent for the majority of the route. Dedicated cycling infrastructure is the norm through Germany and the Netherlands especially, with asphalt paths keeping you clear of lorries and tourist coaches. Switzerland around Basel can feel more urban and requires sharp navigation, so download a GPS track before you leave.
Between Cologne and Rotterdam the path broadens into long, straight dyke-top cycling — beautiful in a wide-sky, wind-in-your-face way, though a persistent westerly headwind is common, which is exactly why most experienced riders go Basel to Rotterdam rather than the reverse.
Accommodation is plentiful and rarely needs booking far ahead outside peak summer weekends. Gasthouses, cycling-specific B&Bs, and riverside campsites appear every twenty to thirty kilometres. Bike hire exists in Basel, Cologne, and Amsterdam if you need it, and trains accept bicycles throughout, making bail-out options stress-free on either side of the Dutch border.
Ride between late April and early June for manageable crowds and reliable weather; pack a windproof gilet for the Dutch dyke sections regardless of the forecast.