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
Sled dog racing at the 1932 Winter Olympics Sled dog racing at the 1932 Winter Olympics A sled dog race was included as a demonstration event at the 1932 Winter Olympics in Lake Placid. 5 contestants from Canada and 7 contestants from the United States competed. The event, run under the rules of the New England Sled Dog Club, ran twice over a 25.1 mile (40.5 km) long course. With six dogs per sled, each sled took off at three-minute intervals, and intermediate times were given to the mushers at 4 miles (6.44 km), 10.6 miles (17.06 km), and 22.46 miles (36.14 km). Norman D. Vaughan qualified for