Iditarod Trail Sled Dog Race mining towns shut down. The first major competition was the tremendously popular 1908 All-Alaska Sweepstakes (AAS), which was started by Allan "Scotty" Alexander Allan, and ran from Nome to Candle and back. The event introduced the first Siberian huskies to Alaska in 1910, where they quickly became the favored racing dog, replacing the Alaskan malamute and mongrels bred from imported huskies and other large breeds, like setters and pointers. In 1914, the Norwegian immigrant Leonhard Seppala first appeared, and went on to win the race in 1915, 1916, and 1917, before the race was discontinued in 1918 during World War
Iron Dog 10th annual race in 1994. The race route now follows parts of the Iditarod Trail, the route of the Iditarod Trail Sled Dog Race. It starts at Big Lake and follows the main trail and its connecting trails until it hits to the Yukon River at Ruby. It follows the river to Kaltag before it heads to the Norton Sound on the Bering Sea at Unalakleet and it follows the coast to Nome. Then it returns along the same path in the reverse order to Ruby, where it diverges off its original path by following the Yukon River and its