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Americas
As early humans spread out across the world, their toughest challenge was colonizing the Americas because a huge ice sheet blocked the route. It has long been thought that the first Americans were Clovis people, who arrived 13,000 years ago. But an underwater discovery in Mexico suggests people arrived earlier — coming by boat, not on foot.
Episode Clips
Eva of Naharon - The First American?
Eva of Naharon was discovered in 2008 on Mexico's Yucatan Peninsula.
The Clovis Point - The First American Invention
The Clovis point is an amazing piece of Stone Age technology used to hunt animals.
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