1/6How to Pick the Right River CruisePopular stops, such as Magdeburg, Germany, are often factors for deciding which river cruise is best for your client. // © 2014 ThinkstockPreviousNext2/6How to Pick the Right River CruiseCologne, Germany // © 2014 ThinkstockPreviousNext3/6How to Pick the Right River CruisePassau, Germany // © 2014 ThinkstockPreviousNext4/6How to Pick the Right River CruiseBudapest, Hungary // © 2014 Viking River CruisesPreviousNext5/6How to Pick the Right River CruiseOsijek, Croatia // © 2014 ThinkstockPreviousNext6/6How to Pick the Right River CruiseAgents should listen for what "fires up" clients to help determine which river is best. // © 2014 ThinkstockPreviousNext