Iditarod Trail Sled Dog Race spruce log with two distinct burls similar but not identical to the old arch. While the old arch spelled out "End of Iditarod Dog Race", the new arch has an additional word: "End of Iditarod Sled Dog Race". A "Widow's Lamp" is lit and remains hanging on the arch until the last competitor crosses the finish line. The tradition is based on the kerosene lamp lit and hung outside a roadhouse, when a musher carrying goods or mail was en route. The last musher to complete the Iditarod is referred to as the "Red Lantern". On the way to the
Sled dog the Yukon River inland in the mid-1800s acquired sled dogs from the interior villages along the river. The dogs of this area were reputed to be stronger and better at hauling heavy loads than the native Russian sled dogs. The Alaskan Gold Rush brought renewed interest in the use of sled dogs as transportation. Most gold camps were accessible only by dogsled in the winter. "Everything that moved during the frozen season moved by dog team; prospectors, trappers, doctors, mail, commerce, trade, freighting of supplies … if it needed to move in winter, it was moved by sled dogs." This,