The Library of Congress recently bought the only surviving copy of Martin Waldseemller’s 1507 map of America for ten million dollars. Producer Andrea Murray talks to the map’s conservators, who are piecing together what the map meant to 16th-century Europeans. (Originally aired: December 1, 2001)
From December 1940 to July 1941 German planes carried out heavy bombing of London. The period, known as the “Blitz,” left some parts of London in ruins. Decades later, a team of researchers used data to create a map that locates where each bomb was dropped during that period.