Join Riviera Travel on these festive, seasonal Rhine river cruises. Celebrate wintertime on a Christmas Market river cruise, visiting four markets in Rüdesheim, Koblenz, Bonn and Cologne. Taste Cologne's famous Kolsch beer and sip on warm Glüwein as you meander artisanal market stalls. Get an indepth look at Holland's iconic windmills in Kinderdijk, historic open-air Zuiderzee Museum in Enkhuizen and vibrant Keukenhof, the world's largest flower garden. 5-Star accommodations and meticulously crafted itineraries combine for an unforgettable experience.