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Archaeologists Unearthed 23,000-Year-Old Footprints In The New Mexico Desert

Fresh analysis of ancient human footprints in New Mexico confirms that people walked the continent nearly 23,000 years ago, ...
Live Science on MSN

Discovery Of Fossilized Human Footprints In An Ancient Lakebed

Footage shows how researchers discovers fossil human footprints embedded in an ancient lakebed that show humans inhabited North America during the Last Glacial Maximum, in what is now New Mexico.