A Spy, a Map, and the Quest for Power in 16th-Century Europe

In 1502, as Europeans hungrily looked to the vast new continent across the Atlantic Ocean, innovative maps of these unfamiliar territories became objects of power and intrigue. Alberto Cantino, an Italian spy, acquired a Portuguese map showing stunning finds in the New World.
Read more: http://www.nationalgeographic.com/archaeology-and-history/magazine/2017/03-04/cantino-planisphere-map-new-world-portugal/?source=Snapzu