My friend and I chose this cruise from The River Cruise Line as it went up the Danube to Vienna, Bucharest, Bratislava and other smaller places. It was our first cruise and we weren't sure what to expect. We needn't have worried.The coach took us to Passau where we joined ms Serenity. Embarkation and disembarkation at the various stopping places went very easily. The ship was very clean and well ...