Sled dog It has been billed as the "World Series of mushing events" and "The Last Great Race on Earth". The first Arctic explorers were men with sled dogs. Due to the success of using sled dogs in the Arctic, it was thought they would be helpful in the Antarctic exploration as well, and many explorers made attempts to use them. Sled dogs were used until 1992, when they were banned from Antarctica by the Protocol on Environmental Protection to the Antarctic Treaty. Carsten Borchgrevink used sled dogs in Antarctica in 1898, but it was much colder than expected at Cape Adare.
Sled dog racing followed. For example, the ISDRA sanctioning rules specify that all hazards must be avoided, distances must be reported correctly, and the trail must be clearly described to the competitors. The racers have a duty to treat their dogs humanely, and performance-enhancing substances are strictly forbidden. Dryland Dog Sled Racing is a variant where competitors use a rig (3–4-wheeled cart with a locking brake and handle/steering wheel) or a scooter, a bicycle (Bikejoring), and on foot (Canicross) usually on packed dirt trails instead of a sled on snow. Another mode of dogsled racing is the "freight race," in which a specified