Eleven parallel lines in red haematite on a Welsh cave wall, dismissed as a natural seep since 1928, have now been dated to ~17,100 years old. Bacon Hole is Britain’s oldest cave art. #Palaeolithic #CaveArt #Archaeometry https://www.anthropology.net/p/eleven-lines-in-a-welsh-cave
Eleven Lines in a Welsh Cave

The red marks in Bacon Hole were dismissed as a natural phenomenon almost a century ago. New dating puts them at 17,000 years old.

Anthropology.net