Iditarod Trail dogs played in Alaska's history, Redington and his friends created an epic sled dog race from Anchorage to Nome. The Iditarod Trail Sled Dog Race ultimately revived dog mushing in Alaska and around the world. After years of effort by Redington and the Alaska Congressional delegation, the Iditarod was designated as a National Historic Trail in 1978. National Historic Trails commemorate major routes of exploration, migration, trade, communications, and military actions that formed America. Across America, only 16 trails have been honored as National Historic Trails. The Iditarod is the only Alaskan trail in the national system, and the only
Iditarod Trail Sled Dog Race narrow Happy River Gorge, where the trail balances on the side of a heavily forested incline. Rainy Pass is the most dangerous check point in the Iditarod. In 1985, Jerry Austin broke a hand and two of his dogs were injured when the sled went out of control and hit a stand of trees. Many others have suffered from this dangerous checkpoint. Rainy Pass is part of the Historic Iditarod Trail, but until 1976 the pass was inaccessible and route detoured through Ptarmigan Pass, also known as Hellsgate, because of the 1964 Good Friday earthquake. From Rainy Pass, the route