Secrets Unlocked (2020)
- Genre: Documentary
- First Air Date: 2020-03-09
- Last Air Date: 2020-06-15
- Total Seasons: 1
- Total Episodes: 30
- Status: Returning Series
- Production Company: Smithsonian Channel
- Network: Smithsonian Channel
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.
You can now watch Secrets Unlocked online on the following streaming providers in the United States.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Garden of Eden | 2020-03-09 | 30 min |
| Season 1 | Episode 2 | Jonah and the Whale | 2020-03-09 | 30 min |
| Season 1 | Episode 3 | Shrunken Heads | 2020-03-16 | 30 min |
| Season 1 | Episode 4 | Ark of the Covenant | 2020-03-16 | 30 min |
| Season 1 | Episode 5 | The Copper Scroll | 2020-03-23 | 30 min |
| Season 1 | Episode 6 | The Turin Shroud | 2020-03-23 | 30 min |
| Season 1 | Episode 7 | King Solomon's Mines | 2020-03-30 | 30 min |
| Season 1 | Episode 8 | Spear of Destiny | 2020-03-30 | 30 min |
| Season 1 | Episode 9 | Plagues of Egypt | 2020-04-06 | 30 min |
| Season 1 | Episode 10 | The Holy Grail | 2020-04-06 | 30 min |
| Season 1 | Episode 11 | Beasts of the Pharaohs | 2020-04-13 | 30 min |
| Season 1 | Episode 12 | Great Pyramid | 2020-04-13 | 30 min |
| Season 1 | Episode 13 | The Sphinx | 2020-04-20 | 30 min |
| Season 1 | Episode 14 | Nefertiti | 2020-04-20 | 30 min |
| Season 1 | Episode 15 | Tut's Tomb | 2020-04-27 | 30 min |
| Season 1 | Episode 16 | Egypt's Lost Princess | 2020-04-27 | 30 min |
| Season 1 | Episode 17 | Egypt's Lost City | 2020-05-04 | 30 min |
| Season 1 | Episode 18 | Riddle of Petra | 2020-05-04 | 30 min |
| Season 1 | Episode 19 | America's Lost Pyramid | 2020-05-11 | 30 min |
| Season 1 | Episode 20 | Stonehenge Mystery | 2020-05-11 | 30 min |
| Season 1 | Episode 21 | Bog Bodies | 2020-05-18 | 30 min |
| Season 1 | Episode 22 | Headless Gladiators of York | 2020-05-18 | 30 min |
| Season 1 | Episode 23 | Easter Island | 2020-05-25 | 30 min |
| Season 1 | Episode 24 | Hunt for Atlantis | 2020-05-25 | 30 min |
| Season 1 | Episode 25 | Grave of the Vikings | 2020-06-01 | 30 min |
| Season 1 | Episode 26 | A Viking Map? | 2020-06-01 | 30 min |
| Season 1 | Episode 27 | Golden Raft of El Dorado | 2020-06-08 | 30 min |
| Season 1 | Episode 28 | Blackbeard's Ship | 2020-06-08 | 30 min |
| Season 1 | Episode 29 | Tower of Babel | 2020-06-15 | 30 min |
| Season 1 | Episode 30 | The Pharaoh in the Suburbs | 2020-06-15 | 30 min |
