Commonly Known Facts That Are Wrong
33 Facts You Learned in School That Are Completely Wrong
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Contrary to what you were probably taught in primary school, Christopher Columbus was apparently smarter than what we give him credit for. The Italian explorer knew the world was round even before embarking on his expedition. The fact that the world was a sphere was actually known 1,300 years before Columbus set sail, but it is true that many Europeans did start to believe the flat rumours during the Middle Ages.