Caves

Carving of man holding his penis and surrounded by leopards is oldest known depiction of a narrative scene, archaeologists say

Neolithic bench discovered in Turkey shows a discernible narrative progression, and dates to around 11,000 BC

Researchers suggest that trippy hallucinations influenced prehistoric cave art

Reduced oxygen resulting from the use of torches in narrow enclosed spaces likely triggered hypoxia, resulting in out-of-body experiences, scholars report