RED & GREEN O N T H E B LUE D A N U B E Explore Europe's magical Christmas markets with AmaWaterways By Katie McElveen Europe may set trends in art, music and food. However, when it comes to the holidays, tradition reigns - particularly in cities along the Danube River, where, starting in November, Christmas markets begin to open for the season. 30 VISIT YOUR LOCAL AAA OFFICE CALL 800-750-5386 CLICK AAA.COM/TRAVELhttp://www.AAA.COM/TRAVEL