Alberto Cantino, an Italian spy, acquired a Portuguese map showing stunning finds in the New World. This story appears ... who was working in Portugal as an undercover agent of Ercole I d ...

But the map is larger ... include not only 27 definitive maps of the ancient world, as Ptolemy had described it, but also 20 maps showing the discoveries of modern Europeans, all drawn according ...

Flat, two-dimensional maps can look different because the world is actually curved. This means map-makers need to make ... A globe is a model of planet Earth, showing how it looks from space.