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
Sirius Dog Sled Patrol is far greater, around 16,000 km. The Greenland ice sheet is not a part of the patrolled area. The unit is stationed at Daneborg (), and maintains personnel at Station Nord, Danmarkshavn, and Mestersvig. The unit uses more than 50 depot huts scattered across the patrolled area. The depot huts are resupplied by small boats in the southern area, and by aircraft in the northern part. The Sirius Patrol consists of six dog sled teams for the duration of the year, each consisting of two men, and 11 to 15 dogs. When traveling, each team carries approximately 350–500 kg, depending