Write a sentence about why it was such an achievement for someone like magellan to circumnavigate the globe

We all know Ferdinand Magellan as the leader of the first voyage to circumnavigate the globe, but that’s not the only fascinating aspect of the famed Portuguese explorer’s journey. Launched in 1519, Magellan’s odyssey lasted three long years, claimed the lives of hundreds of people and forever changed Europe’s understanding of world geography. Nearly five centuries after Magellan’s fleet first left Europe, explore 10 little-known facts about one of naval history’s most legendary and deadly voyages.