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What is the Out of Africa theory?
Humans moved out of Africa and spread out to the rest of the world. 25,000 years ago, an ice age, the water in the world freeze in the caps, so water levels lowers. Land bridges become available to walk on. By 9,000 years ago, humans have expanded over the whole Americas.
(Mississippiarea) earthen pyramids man made. Especially at the capital of Cahokia. Up to 40,000 people. They traded with both of the coasts of the US. Very sophisticated civilization. And it's already gone before the Europeans arrive.
monk who supposedly took voyage to mythical lands. May or may not have. (500's
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