Hound of the Baskervilles

Jamie Theakston explores claims that Nazis developed a flying saucer.

Casey and Chris Keefer are on the road to El Dorado. Using clues left behind by legendary explorer Percy Fawcett, the brothers head deep into the Amazon jungle to find key landmarks that could lead them to the lost City of Gold.

Casey and Chris Keefer trek into the heart of Alaska to recover a plane that disappeared while carrying two American politicians. The brothers battle the elements as they attempt to solve the 47-year-old mystery.

Josh investigates two infamous UFO cases that have baffled experts.

A death ray, an outlaw betrayed, an assassin, and a silent star scandal.

Deceptive doctor, Portland underground, Civil War smackdown, cave explorer.

Political rivalry, nuclear spy, scammers, art thief, a surprise guest.

Munchkins amok, bulletproof president, a standoff, the real Gatsby.

Hotel Secrets & Legends checks out America's greatest sports scandal.

Explore the mysterious government plot to risk an astronaut's life.

An imperfect crime, a celebrity chef's misstep, a stagecoach shocker.

Presidential Whodunit, Dark Lottery, Saving Yosemite, A Nation Divided.

Hotel Secrets reveals the tryst that toppled a televangelist's empire.

Hotel Secrets & Legends explores a deadly illness blamed on vampires.

Assassination plan, missle meeting, sick surgeon, president's conman.

Hotel Secrets & Legends reveals the CIA's LSD experiments.