History's Greatest Mysteries S3E6 · The Holy Grail

History's Greatest Mysteries

Season 3 · Episode 6 · The Holy Grail · 41 min

It's a treasure coveted by everyone from Roman Emperors to Adolf Hitler--a sacred object said to hold incredible powers of healing, resurrection and immortality. It may be the world's most sought-after relic, but what is the Holy Grail? And if it exists, can it ever be found?