Mission: Survival. Location: The Alaskan mountains. Dangers: Blizzards; grizzly bears; white-water rapids. A fatal plane crash. A frozen wilderness. The world's youngest survival expert is in trouble again...Beck Granger must find help across the mountains - but even if he survives the deadly cold, can he escape the hungry wolf that is on his trail? The second book in an explosive adventure series from real-life survival expert Bear Grylls.