The story of Buck, a big-hearted dog whose blissful domestic life is turned upside down when he is suddenly uprooted from his California home and transplanted to the exotic wilds of the Alaskan Yukon during the Gold Rush of the 1890s. As the newest rookie on a mail delivery dog sled team, and later its leader, Buck experiences the adventure of a lifetime, ultimately finding his true place in the world and becoming his own master.

"In July 1865, "Wild Bill" Hickok shot and killed Davis Tutt in Springfield, MO--the first quick-draw duel on the frontier. Thus began the reputation that made him a marked man to every gunslinger in the Wild West. James Butler Hickock was known across the frontier as a soldier, Union spy, scout, lawman, gunfighter, gambler, showman, and actor. Wild Bill became a legend, crossing paths with General Custer and Buffalo Bill Cody, as well as Ben Thompson...

When eight-year-old Jack and his seven-year-old sister, Annie, join a group of nineteenth-century explorers aboard the H.M.S. Challenger, they learn about the ocean, solve the mystery of its fabled sea monster, and gain compassion for their fellow creatures.