In Amsterdam, board a glass-top boat and cruise the winding canals Sail on the legendary Rhine to Cologne, capital of the Rhineland Discover 2000-year-old Koblenz, with its superb Romanesque architecture View the mighty Lorelei Rock named for the siren "Lorelei" rising vertically from the waters Stroll the lanes filled with quaint wine taverns in the lively village of Rüdesheim Visit the Alsace capital of Strasbourg, designated a UNESCO World Heritage site Walk the cobbled streets of tiny Breisach, a city that dates back over 4,000 years Explore Lucerne with its pristine lakeside setting and gorgeous mountainous panorama