It was 1964 in the brand-new state of Alaska, a vast land of staggering beauty and heart-stopping dangers. Eleven-year-old Jack had grown up living happily with his parents in an off-the-grid cabin, miles from their closest neighbors. Grizzlies and wolves outnumbered people, and dark winter days were 30 degrees below zero. Jack had always thought of himself as strong -- “Alaska tough”. But then the most powerful earthquake in American history -- the Good Friday Earthquake -- struck.