A 10,000-year-old skeleton, Cheddar Man, found deep in the mysterious Gough's Cave in Cheddar Gorge, Somerset, England, points to dark mysteries from humankind's deep history; using cutting-edge DNA technology, experts investigate the latest evidence to shed new light on these prehistoric secrets.

An Ice Age relic, the Lion Man, found in the Hohlenstein-Stadel cave in southern Germany is evidence of prehistoric humans' connection to the supernatural; using cutting-edge tech, experts investigate this 40,000-year-old treasure to reveal why it was made and the long-lost myths it represents.