Ancient Mysteries (UK)

Stonehenge: The Final Mystery (2x1)

Air date: May 05, 2017

Stonehenge is a 5,000 year-old mystery. Despite years of investigation, archaeologists can't agree about why or how this monument was built. The discovery of an ancient mass-grave at Stonehenge is overturning all of these assumptions and suggesting that this iconic site began as a Neolithic graveyard.