Secrets Unlocked (2020)

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.

Secrets Unlocked is a documentary show.

Secrets Unlocked is currently streaming for free (ad-supported) on Smithsonian Channel and it's also available on CBS, Paramount Plus, Paramount Plus Apple TV Channel , Paramount+ Amazon Channel, Paramount+ Roku Premium Channel, Smithsonian Channel and fuboTV.

It is also possible to buy Secrets Unlocked on Amazon Video, Google Play Movies and Vudu.