Visa requirements for a Europe river cruise are an important planning consideration for Indian passport holders. Most European river cruise itineraries sail through Schengen Area countries - Germany, Austria, the Netherlands, France, Switzerland, Slovakia, and Hungary - for which a single Schengen visa, obtained from the consulate of the primary destination country in your itinerary, covers all countries visited. For Danube itineraries that extend into non-Schengen countries such as Serbia, Croatia, Bulgaria, and Romania, the Schengen visa typically also permits short stays, though requirements should always be verified for each specific itinerary. Cruisebay strongly recommends applying for the Schengen visa at least 8 to 10 weeks before travel, as processing times vary and appointments at European consulates can be in high demand, particularly during peak summer and Christmas market season.