From stunning Budapest to music-rich Vienna to the soaring spires of Cologne Cathedral—your clients will encounter the many incomparable sights of Europe. Sailing through Austria's lush Wachau Valley and taste the famous wines of the region. Cruising through the 106-mile-long Main-Danube Canal, en route from the enchanting Danube to the meandering Main River. They'll travel the Rhine, where they will see fairytale castles and hear about the river's legends and step back in time as they walk through Medieval cities like Regensburg, Nuremberg, and Bamberg. They'll savor all the majestic beauty and mystique as they discover the many splendid jewels of Europe on a Uniworld Boutique River Cruise.