Bria Schurke, a 22-year-old woman from Ely, Minn., has led a life straight from the pages of National Geographic. As the first-born child of explorer Paul Schurke, Bria went to the North Pole in first grade and picked through mammoth bones on Russia’s Wrangel Island while still in junior high. Oh, and she’s now an ultra racer as well. This is my profile of Bria’s life so far, dog sleds, Greenlandic pack ice, raw seal meat, and all. . .