Explore Strasbourg, the cultural center of France’s Alsace region. Visit Speyer and its landmark cathedral, the burial place of eight emperors. Stroll through quaint Mainz and see an original Gutenberg Bible in the Gutenberg Museum. Enjoy scenic cruising through the Rhine Gorge, a UNESCO Site, passing iconic Lorelei Rock. Taste Moselle Rieslings. Discover Roman Trier. Vineyard-flanked slopes and historic cities make this 8-day journey irresistible.