Secrets Unlocked
8.0Returning SeriesDocumentary

Secrets Unlocked

Join host Adam Mastrelli as he brings us face-to-face with the puzzling treasures of remarkable relics that are full of secrets, written in stone, gold, and blood. Explore hidden corners of the world, decipher ancient documents, and apply groundbreaking research and forensic techniques in our quest to discover the truth about these fabled cities, monuments, and remnants.

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10. The Holy Grail

0.0Apr 6, 2020

The quest for the Holy Grail has consumed knights and crusaders and inspired legendary tales and blockbuster films. Could the epic search finally be over? A church in Spain says they have found the sacred chalice, but some experts believe this is just the latest in a long line of false claims. Join host Adam Mastrelli as we trace the extraordinary story behind Christianity's ultimate relic, using forensic and historic analysis to help solve this 2,000-year-old mystery.