As war clouds darkened over Europe in 1914, a party led by Sir Ernest Shackleton set out to make the first crossing of the entire Antarctic continent via the Pole. But their initial optimism was short-lived as ice floes closed around their ship, gradually crushing it and marooning twenty-eight men on the polar ice. Alone in the world's most unforgiving environment, Shackleton and his team began a brutal quest for survival. And as the story of their journey across treacherous seas and a wilderness of glaciers and snow fields unfolds, the scale of their courage and heroism becomes movingly clear.