Beyond the Unknown: Alien Symbols, Radioactive Teeth and Serial Killer Nurse (S5EP4 Travel Channel Tues 3 May 2022)

Alien Symbols, Radioactive Teeth and Serial Killer Nurse: Don Wildman investigates extraterrestrial visitors in the desert, a strange disorder linked to a radium plant, and a serial killer nurse.

Airdate: Tues 3 May 2022 at 20:00 on Travel Channel

Season 5 Episode 4

Don Wildman combs through the vaults of the world’s most prestigious institutions to unearth extraordinary artifacts with captivating, revealing and shocking mysteries that challenge our beliefs and defy expectations.

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• Beyond the Unknown: Royal Tragedy, Wildfire Escape and A Mysterious Sea Monster (S5EP3 Travel Channel Tues April 26, 2022)

• Beyond the Unknown: High Society Murder, Killer Glass and Accidental Genius (S5EP2 Travel Channel Tues April 19, 2022)

• Beyond the Unknown: Experiment Disaster, Hunt for Nazi Treasure and A Family Curse (S5EP1 Travel Channel Tues April 12, 2022)

• Beyond the Unknown: Beast Of Bodmin, The Day Niagara Shut Off And Hitler In Hollywood (S4EP14 Travel Channel Wed 16 Jun 2021)

• Beyond the Unknown: Demise Of The Dodo, Disappearance Of Glenn Miller And Terror In The Sky (S4EP13 Travel Channel Wed 9 Jun 2021)

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• The Toys That Built America: Hottest Wheels (History Sunday December 10, 2023)

• The Great Christmas Light Fight: Episode 3 (ABC Sunday December 10, 2023)

• Sister Wives: One on One: Part 3 (TLC Sunday December 10, 2023)

• Yum and Yummer: Big Bites (Cooking Channel Sunday December 10, 2023)

• Good Cop, Bad Cop: Ticking Time Bomb (Investigation Discovery Sunday December 10, 2023)