"Re-examining history through the lens of modern science."
Secrets Unlocked stands as a definitive example of the Smithsonian Channel’s commitment to high-quality historical investigation. Hosted by Adam Mastrelli, the series bridged the gap between ancient mysteries and contemporary scientific inquiry. By utilizing cutting-edge forensic tools and deep archival research, the program offered viewers a fresh perspective on well-known legends and overlooked archaeological discoveries. Its legacy lies in its ability to humanize the past while maintaining a rigorous academic standard. For audiences during its original run, the show served as an essential weekly appointment for intellectual curiosity. It avoided sensationalism, favoring instead a methodical approach to history that respected the complexities of human civilization. Even years later, the series remains a gold standard for factual television, proving that the truth is often more compelling.
| Watched? | # | Air Date | Episode Name |
|---|---|---|---|
| E1 | Mar 09, 2020 | Garden of Eden | |
| E2 | Mar 09, 2020 | Jonah and the Whale | |
| E3 | Mar 16, 2020 | Shrunken Heads | |
| E4 | Mar 16, 2020 | Ark of the Covenant | |
| E5 | Mar 23, 2020 | The Copper Scroll | |
| E6 | Mar 23, 2020 | The Turin Shroud | |
| E7 | Mar 30, 2020 | King Solomon's Mines | |
| E8 | Mar 30, 2020 | Spear of Destiny | |
| E9 | Apr 06, 2020 | Plagues of Egypt | |
| E10 | Apr 06, 2020 | The Holy Grail | |
| E11 | Apr 13, 2020 | Beasts of the Pharaohs | |
| E12 | Apr 13, 2020 | Great Pyramid | |
| E13 | Apr 20, 2020 | The Sphinx | |
| E14 | Apr 20, 2020 | Nefertiti | |
| E15 | Apr 27, 2020 | Tut's Tomb | |
| E16 | Apr 27, 2020 | Egypt's Lost Princess | |
| E17 | May 04, 2020 | Egypt's Lost City | |
| E18 | May 04, 2020 | The Pharaoh in the Suburbs | |
| E19 | May 04, 2020 | Riddle of Petra | |
| E20 | May 11, 2020 | America's Lost Pyramid | |
| E21 | May 11, 2020 | Stonehenge Mystery | |
| E22 | May 18, 2020 | Bog Bodies | |
| E23 | May 18, 2020 | Headless Gladiators of York | |
| E24 | May 25, 2020 | Easter Island | |
| E25 | May 25, 2020 | Hunt for Atlantis | |
| E26 | Jun 01, 2020 | Grave of the Vikings | |
| E27 | Jun 01, 2020 | A Viking Map? | |
| E28 | Jun 08, 2020 | Golden Raft of El Dorado | |
| E29 | Jun 08, 2020 | Blackbeard's Ship | |
| E30 | Mar 16, 2020 | Tower of Babel |
Production Type: Miniseries
Secrets Unlocked is a standalone Miniseries that concluded its 10-episode run in March 2020. Produced as a high-concept historical documentary series, the production utilized expert testimony and cinematic recreations to investigate long-standing archaeological mysteries. The series was structured to provide comprehensive deep-dives into specific historical enigmas, ranging from the secrets of the pyramids to the fate of the Romanovs.
The production was designed with a definitive scope, ensuring that each episode functioned as a self-contained exploration within a larger thematic framework. Because the series aimed to synthesize existing research and new findings into a complete educational package, it was treated as a limited engagement rather than an ongoing procedural. This fixed-term approach allowed the creators to maintain high production values across a focused narrative arc that systematically addressed its central historical questions.
If you enjoy unearthing historical mysteries, this series offers the same gripping, forensic investigative thrill.
Both shows use modern forensic investigation to crack the world's most enduring historical cold cases.
Both shows feature rigorous, expert-led investigations into mysterious phenomena using compelling, evidence-based analysis.
You will love its blend of forensic engineering, human drama, and sophisticated CGI reconstructions.
You will love the gripping forensic approach to solving historical mysteries with intellectual rigor.
If you love uncovering hidden truths, you will enjoy Duchovny’s deep dive into real-world conspiracies.