"Glacier National Park closes sections of its famous Going-to-the-Sun Road to vehicles in the winter, but opens them to cross-country skiing or snowshoeing." - Alison Fox Alison Fox Alison Fox is a Travel + Leisure contributor. She has also written for Parents.com, The Wall Street Journal, and amNewYork. When she’s not in New York City, she can be found at the beach or on the slope