Crossing the Isthmus: Alternative Canals of Central America

In 1521, Vasco Núñez de Balboa made the first Spanish sighting from the east of what would come to be known as the Pacific Ocean. The journey had been arduous through jungles and across mountains, and interrupted by attacks on locals to gather gold and pearls, but it came to an end with a celebrated connecting point to fill in another empty space on their globes.

Twenty years before, on Columbus’ third voyage, it had first become clear that there was a good deal of land unknown to Europeans still separating them from the coveted trade of the “South Sea” near India and China. Ferdinand Magellan would show that there was a long way around it by sailing south and that the world could be circumnavigated (at least, the few survivors of his crew would be able to do so). The Northwest Passage, the dream of many explorers, would prove out of the question due to the Arctic ice.

It would be an infuriating problem that would remain for the next 400 years: how to get quickly across the thin strip of land connecting North and South America while dividing the Atlantic and Pacific Oceans?

The simple answer is: build a canal.

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