Iditarod Trail Sled Dog Race early in the 20th century. The main route of the Iditarod trail extends from Seward in the south to Nome in the northwest, and was first surveyed by Walter Goodwin in 1908, and then cleared and marked by the Alaska Road Commission in 1911 and 1912. The entire network of branching paths covers a total of . Except for the start in Anchorage, the modern race follows parts of the historic trail. The trail is composed of two routes: a northern route, which is run on even-numbered years, and a southern route, which is run on odd-numbered years. Both follow
Montana Race to the Sky Montana Race to the Sky The Race to the Sky is a long-distance sled dog race held annually in Montana. There are several divisions offered at different distances. The longest race was originally a race but is currently . It is a qualifying race for the Iditarod Trail Sled Dog Race and is sometimes called "The Iditarod of the Lower 48." The race was first held in 1986 and was a 500 mile competition called the Governor's Cup Sled Dog Race. From the outset, it was a qualifying race for the Iditarod. In 1989, the race organizers incorporated as Montana