Iditarod Trail Sled Dog Race differ by less than . The northern route first passes through Cripple, which is from Anchorage, and from Nome (ITC, "Northern"), making it the middlemost checkpoint. From Cripple, the route passes through Sulatna Crossing to Ruby, on the Yukon River. Ruby is another former gold-rush town which became an Athabaskan village. The southern route first passes through the ghost town of Iditarod, which is the alternate halfway mark, at from Anchorage, and from Nome (ITC, "Southern"). From Iditarod the route goes through the three neighboring Athabaskan villages of Shageluk, Anvik, Grayling, and then on to Eagle Island, Alaska. Ruby and
Iditarod Trail Sled Dog Race of the committee, had the original idea to race a portion of the Iditarod Trail. Joe Redington Sr. (named the "Father of the Iditarod" by one of the local newspapers), and his wife Vi were Page's first true support and, with volunteer support they cleared up a portion of the trail. The first race, known as the Iditarod Trail Seppala Memorial Race in honor of Leonhard Seppala, was held in 1967. The purse of US$25,000 attracted a field of 58 racers, and the winner was Isaac Okleasik. The next race, in 1968, was canceled for lack of snow, and 1969's