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The incredible story of the creation of a continent—our continent— from the acclaimed author of The Last Volcano and Mask of the Sun.  Now in a revised paperback edition! "Exuberant.  Dvorak is a wonderful storyteller [and] challenges the conventional wisdom. This will enrich your everyday personal experiences.â€?—The Wall Street JournalÂ

How the Mountains Grew: A New Geological History of North America