Being home for the holidays is lovely, of course: the familiar aromas, the cozy routines, the comfort of tradition. But being away? Now that’s where it can get interesting. Because you’ll always remember diving off a private pier at a billionaire’s resort in Panama; learning to waltz in a gilded Vienna ballroom; or exploring the holiday markets in the city of your dreams. But if the thought of missing turkey and all the fixings makes you pause — relax. Many…