A person who circumnavigates; someone who completes a journey all the way around the Earth or another body of water.
From circumnavigate + -or suffix. Describes the person performing the act of circumnavigating.
The first circumnavigators—like Ferdinand Magellan and Juan Sebastián Elcano—became some of history's most famous explorers, yet most people today don't know their names. They were the astronauts of their era, doing the seemingly impossible!
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