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The most important archaeological sites in the entire world, definitely in America.

Source of National Park Footage
https://www.nps.gov/whsa/learn/nature...

Academic sources mentioned in my video:
https://www.science.org/doi/10.1126/s...
https://www.cambridge.org/core/journa...
https://www.science.org/doi/10.1126/s...


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