| Episode | Title | Premiere |
|---|---|---|
| 07 | Roswell: The First Witness – The Writer | December 26, 2020 |
| 06 | Roswell: The First Witness – The Memo | December 19, 2020 |
| 05 | Roswell: The First Witness - The Journal | December 12, 2020 |
| 04 | The Escape of John Wilkes Booth | December 5, 2020 |
| 03 | Endurance: The Hunt for Shackleton's Ice Ship | November 28, 2020 |
| 02 | Titanic's Lost Evidence | November 21, 2020 |
| 01 | The Final Hunt For D.B. Cooper | November 14, 2020 |
| Episode | Title | Premiere |
|---|---|---|
| 04 | Houdini’s Lost Diaries | September 28, 2021 |
| 03 | The Death of Bruce Lee | September 21, 2021 |
| 02 | Hunting Hitler’s U-Boats | September 14, 2021 |
| 01 | Expedition Bermuda Triangle | September 7, 2021 |
| Episode | Title | Premiere |
|---|---|---|
| 12 | The Chicago Tylenol Murders | May 16, 2022 |
| 11 | Lindbergh Baby Kidnapping | May 9, 2022 |
| 10 | Jack the Ripper | May 2, 2022 |
| 09 | The Voynich Manuscript | April 25, 2022 |
| 08 | The Sodder Children Disappearance | April 18, 2022 |
| 07 | Malaysia Flight 370 | April 11, 2022 |
| 06 | The Holy Grail | March 28, 2022 |
| 05 | The Amityville Horror | March 21, 2022 |
| 04 | The Body on Somerton Beach | March 14, 2022 |
| 03 | The Dyatlov Pass Incident | March 7, 2022 |
| 02 | The Disappearance of Jimmy Hoffa | February 28, 2022 |
| 01 | The Amber Room | February 22, 2022 |
| Episode | Title | Premiere |
|---|---|---|
| 15 | The Salem Witch Trials | July 15, 2024 |
| 14 | The Assassination of RFK | July 8, 2024 |
| 13 | The Legend of the Lost Dutchman's Mine | July 1, 2024 |
| 12 | The Sinking of the Titanic | June 24, 2024 |
| 11 | The Search for Alexander the Great | June 17, 2024 |
| 10 | The Hindenburg Disaster | June 10, 2024 |
| 09 | Who Killed King Tut? | June 3, 2024 |
| 08 | The Mystery of Machu Picchu | March 25, 2024 |
| 07 | The Battle of Los Angeles | March 18, 2024 |
| 06 | Escape from Alcatraz | March 11, 2024 |
| 05 | Captain Kidd's Treasure | March 4, 2024 |
| 04 | The Shroud of Turin | February 19, 2024 |
| 03 | The Lost Fortune of the Knights Templar | February 12, 2024 |
| 02 | The Garden of Eden | February 5, 2024 |
| 01 | Montezuma's Lost Treasure | January 29, 2024 |
| Episode | Title | Premiere |
|---|---|---|
| 20 | Lost Places of the Old Testament | August 18, 2025 |
| 19 | The Secrets of Easter Island | August 11, 2025 |
| 18 | The Lost Pirate Treasure of Jean Lafitte | August 4, 2025 |
| 17 | Secret of the Sphinx | July 28, 2025 |
| 16 | Percy Fawcett and the Lost City of Z | July 21, 2025 |
| 15 | The Killing of Bugsy Siegel | July 14, 2025 |
| 14 | Secrets of the Copper Scroll | May 19, 2025 |
| 13 | The Missing Tesla Papers | May 12, 2025 |
| 12 | The Missing Riches of Genghis Khan | May 5, 2025 |
| 11 | The Death of Dillinger | April 28, 2025 |
| 10 | The Search for Atlantis | April 21, 2025 |
| 09 | The Amazing Events of the Book of Exodus | April 14, 2025 |
| 08 | The Rendlesham Forest Incident | March 24, 2025 |
| 07 | The Lost Loot of Jesse James | March 17, 2025 |
| 06 | The Death and Fortune of Pablo Escobar | March 10, 2025 |
| 05 | The Final Flight of Amelia Earhart | March 3, 2025 |
| 04 | What is the Yeti? | February 24, 2025 |
| 03 | The Valentine's Day Massacre | February 10, 2025 |
| 02 | The Franklin Expedition | February 3, 2025 |
| 01 | Roswell | January 27, 2025 |
| Episode | Title | Premiere |
|---|---|---|
| 12 | The Hunt for Viking Treasure | April 27, 2026 |
| 11 | What Killed Bruce Lee? | April 20, 2026 |
| 10 | The Hunt for El Chapo: Case Closed | April 13, 2026 |
| 09 | The Plot to Kill Lincoln | April 6, 2026 |
| 08 | Who Is the Boston Strangler? | March 23, 2026 |
| 07 | The Unabomber: Case Closed | March 16, 2026 |
| 06 | The Murder of Sam Giancana | March 9, 2026 |
| 05 | The Hunt for the Kraken | March 2, 2026 |
| 04 | The Theft of the Mona Lisa: Case Closed | February 23, 2026 |
| 03 | The Legend of the Werewolf | February 9, 2026 |
| 02 | The Hunt for Adolf Eichmann: Case Closed | February 2, 2026 |
| 01 | Area 51 | January 26, 2026 |
