2024 Iditarod Trail Map. — the iditarod trail invitational in alaska is the world’s longest winter ultramarathon and possibly the most challenging experience we showcase each year. One of alaska's biggest sporting events begins with a ceremonial start in anchorage on saturday, march 2, and officially.
— what makes the best rig for the iditarod trail invitational? A true test of human endurance, adaptability and mental fortitude, competitors travel 350 miles on the historic iditarod trail under their.