18,000-year-old stone tools are among the oldest found in the US, more evidence that humans lived in the Americas during the Ice Age

Tech Insider
A number of stone tools from the Rimrock Draw Rockshelter archeological site in Oregon, including tools that over 18,000 years old
Several stone tools found at the Rimrock Draw Rockshelter in Oregon, including the large orange chalcedony tool found below ash from Mt. Saint Helens.

Patrick O'Grady

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