Iditarod Trail in far less travel. The trail might have been forgotten except for the 1925 diphtheria outbreak in Nome. In one of the final great feats of dog sleds, twenty drivers and teams carried the life-saving serum in 127 hours. Today, the Iditarod Trail Sled Dog Race serves to commemorate the part the trail and its dog sleds played in the development of Alaska. The Iditarod Trail was a trail that connected a point north of Seward, Alaska, where a forerunner of the Alaska Railroad ended, through Iditarod, Alaska and then to Nome. The trail was about long. The Iditarod Trail's
Iditarod Trail promote the sport of competitive dogsled racing. Today the race follows much of the primary route of the Iditarod National Historic Trail, with a segment alternating north or south, depending on the year. (These segments are also part of the Iditarod National Historic Trail). Every odd year (i.e., 2011), the race travels the south route from Ophir to Kaltag through the ghost town of Iditarod. On even years, the race travels north from Ophir through Ruby and Galena to Kaltag. The 1925 Serum Run followed of trail (now designated as the Iditarod National Historic Trail system) between Ruby and Nome.