Harry Turtledove is an award-winning and bestselling author of science fiction, fantasy, and historical fiction. His alternate-history works include How Few Remain (winner of the Sidewise Award for Best Novel), The Man with the Iron Heart, the Worldwar saga, the Colonization books, and the Settling Accounts series.
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Survivors of a supervolcanic eruption in Yellowstone Park must rise from the ashes of the apocalyptic catastrophe to continue civilization