The map itself is undated, but there are clues it was created in 1491: It quotes a book published that year, and Christopher Columbus may have consulted the map (or a copy) before his great voyage.

This 1491 map is the best surviving map of the world as Christopher Columbus knew it as he made his first voyage across the Atlantic. In fact, Columbus likely used a copy of it in planning his ...

Christopher Columbus probably used the map above as he planned his first voyage across the Atlantic in 1492. It represents much of what Europeans knew about geography on the verge discovering the ...

It's highly likely that Christopher Columbus saw Martellus' 1491 map before his famous 1492 voyage. Researchers figured this out because Martellus drew an elongated Japan running north to south ...

After the voyages of Christopher ... drawn map was created by Damaso Ayarza, a surveyor who belongs to the Urgandi community of the Guna people who inhabit the Caribbean coast of Panama.

The map itself is undated, but there are clues it was created in 1491: It quotes a book published that year, and Christopher Columbus may have consulted the map (or a copy) before his great voyage.