The Race Across Alaska Winter Challenge is on Thursday December 21, 2023 to Tuesday March 19, 2024. It includes the following events: 60 miles - Anchorage to Whittier, 125 miles - Anchorage to Sheep Mountain, 235 miles - Anchorage to Denali National Park, 350 miles - Anchorage to Delta Junction, 500 miles - Alaska Long Trail, Seward to Fairbanks, 800 miles - Denali Highway Loop, 1,150 miles - Historic Iditarod Trail, and 2,000 miles - Ketchikan to Deadhorse.