If your family loves Christmas magic and the spirit of Santa (or even just cozy holiday traditions), then riding The Polar Express in Williams, Arizona is an unforgettable addition to your Arizona family vacation. We went when our kids were 7, 6, and 3—and watching their faces light up as the train rolled toward the “North Pole” was pure joy. We’ve also heard from plenty of families with both older and younger kids who had just as much fun, so it’s truly a memory-maker for all ages. If Williams, AZ, is too far from you, check out these other popular Polar Express experiences throughout the U.S. Making a Road Trip…