For those who love the Yuletide spirit, there may be no more festive holiday experience than a Christmas market river cruise. Every year, a wide variety of European cities host these Christmas markets starting from late November into the new year, filling the streets with shoppers sampling tasty seasonal treats and picking up ornaments and other decorations. Think this type of cruise might be right for you? Here's what you need to know if you are thinking about taking a Christmas market cruise.