Here, travel writer Ian Frazier trains his eye for detail on Siberia, that vast expanse of Asiatic Russia. He explores many aspects of this storied, often grim region, which takes up one-seventh of the land on earth. He writes about the geography, the resources, the native peoples, the history, the forty-below midwinter afternoons, the bugs. The book brims with Mongols, half-crazed Orthodox archpriests, fur seekers, ambassadors of the czar bound for...