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
Can-Am Crown International Sled Dog Race 30 mile, 60 mile, and an Iditarod qualifying 250 mile race. Competitors travel from throughout the United States and Canada to compete in the sled dog race. The 250-mile race course contains five checkpoints. All teams are required to sign in and sign out of each checkpoint. Normally the 30 and 60 mile race finish on the same day as they started, whereas the 250 mile race extends from 2–4 days. Mushers must reach the Allagash checkpoint by a specified date in order to complete the race. The winner of the Can-Am 250 receives $29,000. The winner of the Can-Am