Imagine 15 magical days along the Rhine, Main and Danube Rivers. From Holland’s windmill-studded tulip fields to Germany’s fairy-tale castles, from the engineering marvel of the Main-Danube Canal to the picturesque vineyards of Austria’s Wachau Valley, this epic voyage presents the highlights of Holland, Germany, Austria, Slovakia and Hungary. Savor a decadent Sachertorte in a Viennese café and panoramic views of imperial Budapest—and along the way, discover the legend of the Lorelei, the ancient art of glassblowing, the music of Mozart and more.