One-day-a-year snowbike racer get to ride their fatbikes on the groomed, snow-covered American Birkebeiner Ski Trail otherwise all you get is this Trail Genius map to prepare. No worries this interactive map contains video of the entire 20k and 47k race courses as well as flyover video and 360 hotspots so you can preride the course from the comfort of your desk or trainer. For more info and to sign up visit the official Fat Bike Birkie website.