An investigation into a radical theory that Stonehenge, far from being a place of burial as is commonly assumed, was in fact a place of healing - a Bronze Age Lourdes. The investigation takes in forensic testing of bones excavated over the past decades and hard-won permission for the first dig in 50 years at the Henge, watched live online by millions of viewers around the world. Does the theory of the healing stones bear up to modern-day forensic science?
