“One of the most famous, and consequential, journeys in the history of humanity was Christopher Columbus’ fateful journey across the Atlantic Ocean in 1492…”

So begins today’s story from Dr. Sky Michael Johnston.

For further reading:
The Columbian Exchange: Biological and Cultural Consequences of 1492 by Alfred W. Crosby (1972) 

Episode transcript:
https://skymichaeljohnston.com/90secnarratives/