Guided bike tours, often alongside rivers, have been popular since Backroads introduced them to American travelers in 1980.

Scenic Cruises offers both ocean and river voyages. Both feature its fleet ... Stops include Koblenz, where guests can take a walking or e-bike tour. There's a private classical music concert ...

National Geographic-Lindblad Expeditions will launch European river cruises in 2026, with two different itineraries on the Rhine River.

If you'd like to take a cruise but aren't interested ... excursions that involve walking or cycling. Passengers from the U.K. and Australia sail on this river cruise line as well.

The Columbia and Snake Rivers cruise takes you through the heart of the Pacific Northwest, offering a chance to witness the ...