Rhine River map with castles ... a sprawling castle estate that is today home to one of the oldest wineries in Germany. The 80 hectares vineyard produces only Riesling grapes and wine.

At over 2,800 kilometers, it is the second largest and longest river in Europe, connecting ten countries as it waves its way ...

At the ASTA River Expo in Vienna, river cruise line executives addressed 1,600-plus travel advisors in attendance.