Apsley George Benet Cherry-Garrard has always dreamt of becoming an explorer. So in the spring of 1910, when Captain Robert Falcon Scott offers young "Cherry" the position of Assistant Zoologist aboard the "Terra Nova," Cherry considers himself the luckiest man alive. Cherry's luck, however, will soon change. Far off in the icy unknown of Antarctica, where temperatures plummet below 77 F, exploration is synonymous with a struggle for life. Frostbite,...