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  • Secrets Unlocked • Season 1

    S1 E10: The Holy Grail

    TRY IT FREE

    22M APR 07, 2020 TV-PG

    S1 E10: Follow experts around the globe on a quest to find the truth behind claims that the Holy Grail has been found.

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Secrets Unlocked
Our world holds remarkable relics that are full of secrets, written in stone, gold, and blood. Discovering the truths behind these mysteries could change history as we know it. Join host Adam Mastrelli as he brings us face-to-face with these puzzling treasures. 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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Genre Documentary
Year 2020
Seasons 1
Rating TV-14
Brand Smithsonian Channel
Episode Guide
26 EPISODES WITH SUBSCRIPTION
Secrets Unlocked
TRY IT FREE