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Meadowcroft Rockshelter

A deeply stratified Pennsylvania rockshelter with dates suggesting occupation up to 16,000-19,000 years ago; the oldest layers remain contested over old-carbon contamination.

Dated events and their evidence

• 14,000 BCE disputed
  Claimed early occupation layer, roughly 16,000 years old; a 2013 survey found only 38% of archaeologists accepted it source

Where

40.2864° N, 80.4917° W

Sources

• https://doi.org/10.2307/281652
• https://en.wikipedia.org/wiki/Meadowcroft_Rockshelter

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