A detail from Martin Waldseemueller's 1507 map of the world honors explorer Amerigo Vespucci and for the first time depicts an ocean to the west of the New World.
SOURCE: Images courtesy of John W. Hessler, Library of Congress | GRAPHIC: The Washington Post - November 17, 2008
More on washingtonpost.com
More World News
© 2008 The Washington Post Company