Iditarod Trail Sled Dog Race remaining top thirty finishers won an average of $26,500 each. Mushers make money from their sponsorships, speaking fees, advertising contracts and book deals. The original sled dogs were bred by the Mahlemuit (also known as Kuuvangmiut or Kobuk) people and are one of the earliest domesticated breeds known. They were soon crossbred with Alaskan huskies, hounds, setters, spaniels, German shepherds, and wolves. As demand for dogs skyrocketed, a black market formed at the end of the 19th century which funneled large dogs of any breed to the gold rush. Siberian huskies were introduced in the early 20th century and became
Sled dog racing the 1994 Winter Olympics in Lillehammer, but it did not gain official event status. Sled dogs, known also as sleighman dogs, sledge dogs, or sleddogs, are a highly trained dog type that are used to pull a dog sled, a wheel-less vehicle on runners, over snow or ice, by means of harnesses and lines. Sled dog races include "sprint" races over relatively short distances of 4 to 100 miles, mid-distance races from 100 to 300 miles, or long-distance races of 300 to over 1,000 miles (Iditarod). Sprint races frequently are two or three-day events with heats run on successive days