USA Geography Challenge discussion

"Buck, a sturdy crossbreed canine (half St. Bernard, half Shepard), is a dog born to luxury and raised in a sheltered Californian home. But then he is kidnapped and sold to be a sled dog in the harsh and frozen Yukon Territory. Passed from master to master, Buck embarks on an extraordinary journey, proving his unbreakable spirit...
First published in 1903, "The Call of the Wild" is regarded as Jack London's masterpiece. Based on London's experiences as a gold prospector in the Canadian wilderness and his ideas about nature and the struggle for existence, "The Call of the Wild" is a tale about unbreakable spirit and the fight for survival in the frozen Alaskan Klondike. "