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A pillar with animals carved on it
The Göbekli Tepe contains many tall, carved pillars.
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A hand holding a stone tool
One of the tools Darrin Lowery found on Parsons Island.
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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.