- Episode 1 Lord Lucan, World's Greatest Drag Racer and Lighthouse Lifesaver
- Episode 2 Frightening Foo Fighters, Bird's Eye Spy and Coral Castle Mystery
- Episode 3 Titanic Baker, Psychic Scammer and Cuban Swimmer Crisis
- Episode 4 Ghost of Katie King, Lake Erie Monster and Secret Stowaway
- Episode 5 Killer Space Germs, The Yeti's Hand and The Bug That Changed History
- Episode 6 Murder at Greystone, Paulding Light and Tumbleweed Tycoon
- Episode 7 Skyscraper Seance, Frozen Woman and Black Widow
- Episode 8 Doppelgangers, Salem's Curse and White House Attack
- Episode 9 Knocking Ghost, Superman Saves the Day and Sleeping Dragon
- Episode 10 Ball of Mystery, Dark Side of the Moon and Fakespeare
- Episode 11 Ancient Alien, Killer's Curse and Ground Zero Ship
- Episode 12 Buffalo Bill Burial Riddle, First Dino Egg and Arctic Murder Mystery
- Episode 13 Geostorm Inferno, The Typo That Won the War and The Death of Princess Di
Mysteries at the Museum - Season 21
Runtime: 60:14 minutes
Quality: HD
First air date: Nov 02, 2010
Last air date: Apr 17, 2019
Episode: 310 Episode
Season: 23 Season
IMDb: 1.9
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