Sled dog lighter sled dogs." Outside of Alaska, dog-drawn carts were used to haul peddler's wares in cities like New York. In 1925, there was a diphtheria outbreak in Nome, Alaska. There was not enough serum in Nome to treat the number of people infected by the disease. There was serum in Nenana, but the town was away, and inaccessible except by dog sled. A dog sled relay was set up by the villages between Nenana and Nome, and 20 teams worked together to relay the serum to Nome. The serum reached Nome in six days. The Iditarod Trail was established on
Alpirod no sponsor emerged. The Alpirod was a pioneer in the use of dog microchip identification, requiring it several years before the Yukon Quest or Iditarod made the process mandatory. The unofficial successor to the Alpirod is the AlpenTrail, a sled dog race in the Alps started by several of the Alpirod's organizers. Alpirod The Alpirod is a defunct sled dog stage race in Southern Europe. Its name comes from a combination of the Alps, where the race took place, and the Iditarod Trail Sled Dog Race, upon which the race was based. The competition consisted of a 14-day stage race