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Ancient footprints upend timeline of humans’ arrival in North America
National News New evidence adds to work showing people made these prints sometime between 21,000 and 23,000 years ago. Footprints found at White Sands National Park in New Mexico. National Park Service By Carolyn Y. Johnson, Washington Post October 7, 2023 | 10:17 AM Dozens of awe-inspiring ancient footprints left on the shores of an […]
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