Referred to as "The Last Great Race On Earth," the Iditarod hearkens back to a time before the automobile, airplane and railroad; when travel over the frozen, far reaches of Alaska had to be undertaken with precision. On well-traveled trails cut through mountainsides, woods and open expanses, mushers and their trusty teams of sled dogs would glide in order to transport necessities. Join the Carstuff crew as they discuss some of the history of the worlds most famous sled dog race.