Secrets of the Underground — Season 1, Episode 7: Secret History of the New World
Reality, Documentary • 60 min • 2 seasons, 16 episodes • ★ 5.5/10
Episode synopsis
Rob investigates ancient ruins in New England that suggest Europeans arrived in the Americas almost 1,000 years before Columbus. Then, he heads to California where a dormant super-volcano may be showing new signs of life.
About Secrets of the Underground
A search for an underground escape route said to have been used by Al Capone. Also: who or what built earthen mounds in Washington state.