The mystery of 70,000-year-old 'Snake Rock' offerings

Long before written history, early humans shaped tools not just for hunting, but for something deeper. At Tsodilo Hills in Botswana, archaeologists uncovered perfectly crafted stone tools from around 70,000 years ago, deliberately burnt, smashed, or left untouched beside a giant snake-shaped rock. But why destroy what took so much effort to create?

This clip is from Human (2025). Find out how you can watch the series where you live here.