The Fourth Part of the World: An Astonishing Epic of Global Discovery, Imperial Ambition, and the Birth of America

“Old maps lead you to strange and unexpected places, and none does so more ineluctably than the subject of this book: the giant, beguiling Waldseemüller world map of 1507.” So begins this remarkable story of the map that gave America its name.

For millennia Europeans believed that the world consisted of three parts: Europe, Africa, and Asia. They drew the three continents in countless shapes and sizes on their maps, but occasionally they hinted at the existence of a "fourth part of the world...