Breakfast onboard followed by an optional guided tour of Vienna. For more than 6 centuries, Vienna, the Imperial City has been regarded as the seat of the Habsburgs. This city particularly owes its charm to its monuments, its many museums and its famous Operas. The Christmas markets simply add to its charm. Discover the fabulous Christmas market in front of the town hall, marvellously decorated for this festive season. Return onboard for lunch. Set sail for Budapest and spend the afternoon cruising on the Danube, giving you chance to relax and enjoy the magnificent scenery. Dinner on board followed by an evening of dancing. Arrive at Budapest during the night.