“They're man-made and probably over 2,000 years old but…” — The Joe Rogan Experience at 1:51:06
“They're man-made and probably over 2,000 years old but there's no record of their builders or patrons. That's crazy That is so great pottery and other finds inside date roughly to the late Quinn or Western Han period around 200 BCE Suggesting their excavated at or before that time”
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