Among the explorers made famous for revealing hitherto impenetrable cultures-T. E. Lawrence and Wilfred Thesiger in the Middle East, Richard Burton in Africa-Knud Rasmussen stands out not only for his physical bravery but also for the beauty of his writing. Part Danish, part Inuit, Rasmussen made a courageous three-year journey by dog sled from Greenland to Alaska to reveal the common origins of all circumpolar peoples. Lovers of Arctic adventure,...