In Ancient Rome, geographer Ptolemy mapped both the land and the stars during his life (100-178). In 1407, "Geographia" translated his Greek works into Latin and reproduced Ptolemy's World Map.

map drawn from Ptolemy's coordinates for a 1482 edition of his Geographia (The Ulm Edition, Leinhard Holle) Lands beyond the bounds of the known world tantalized the imaginations of ancient ...

Claudius Ptolemy was a Greek mathematician ... Much of medieval astronomy and geography were built on his ideas: his world map, published as part of his treatise Geography in the 2nd century ...

At a time when knowledge of the world was fragmented and based on travelers’ and merchants’ accounts, one man set out to ...