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.
Letter to a Phoenix said that he was "fascinated" by the story, and that it was the direct inspiration for the 1975 story "The Peddler's Apprentice" which he co-wrote with his then-wife, Joan D. Vinge. Letter to a Phoenix "Letter to a Phoenix" is a science fiction short story by American writer Fredric Brown, about immortality. It was first published in "Astounding Science Fiction" in August 1949. A 180,000-year-old man writes a letter to humanity as a whole, explaining the lessons he has learned while observing the rise and fall of multiple civilizations. Literary scholar Jack Seabrook has described it as "(t)hought-provoking rather than