History's Greatest Mysteries

No ship in history has searched the extreme depths of the Bermuda Triangle - until now. The most advanced search vessel of its kind will deploy cutting-edge technology in an effort to solve the mysteries of the Bermuda Triangle.

No ship in history has searched the extreme depths of the Bermuda Triangle - until now. The most advanced search vessel of its kind will deploy cutting-edge technology in an effort to solve the mysteries of the Bermuda Triangle.

No ship in history has searched the extreme depths of the Bermuda Triangle - until now. The most advanced search vessel of its kind will deploy cutting-edge technology in an effort to solve the mysteries of the Bermuda Triangle.

Harry Houdini left behind a diary that had been kept from the public, held under lock and key by a wealthy New York City family. Now, magician and Houdini expert Bill Kalush has finally secured access to these pages.

On 20 July 1973, martial arts superstar Bruce Lee died under mysterious circumstances in Hong Kong. Bruce's brother, Robert Lee, was never satisfied with the official cause of death - a fatal reaction to aspirin.

An investigation into the unshakable claims of Roger Miklos, one of America's most eccentric, controversial, and accomplished treasure hunters.

One of World War II's greatest unsolved mysteries: an incomparable work of art worth half a billion dollars, lost without a trace. Perhaps the single most valuable object the Nazis ever stole. Where is the famed Amber Room?

A union activist disappears from a Detroit suburb. After 45 years, it remains one of the most notorious missing person cases. Jimmy Hoffa's disappearance features more twists and turns than a Hollywood movie, but the question remains: where is he?

As the Cold War ramps up, a well-dressed man is found dead within miles of a nuclear testing site on a tranquil Australian beach. It's a case that's obsessed an army of sleuths for over 70 years: Who is the Somerton Beach man, and how did he die?

After a series of dark and ominous events, an unassuming family home on Long Island becomes America's most notorious house. Half a century on, it's spawned a tidal wave of books, documentaries, and films; but do haunted houses really exist?

It's a treasure coveted by everyone from Roman Emperors to Adolf Hitler - a sacred object said to hold incredible powers of healing, resurrection and immortality. It may be the world's most sought-after relic, but what is the Holy Grail?

One of the most chilling aviation mysteries in modern day: a Boeing 777, carrying 239 people, vanishes over the Indian Ocean. Nearly a decade later, the whole world still wonders - what really happened to Malaysia Flight 370?

One of the most chilling aviation mysteries in the modern day: a Boeing 777, carrying 239 people, vanishes over the Indian Ocean. Nearly a decade later, the whole world still wonders - what really happened to Malaysia Flight 370?

A cold case that ignites every parent's worst fears: on Christmas morning, 1945, five siblings vanish from their home in West Virginia during a raging fire. The devastated Sodder family spends the rest of their lives trying to find out what happened.

It might be the world's most mysterious book: a medieval manuscript filled with unidentifiable drawings, written in a secret language so complex that even the best codebreakers can't crack it. What is the Voynich Manuscript, and who wrote it?

It might be the world's most mysterious book: a medieval manuscript filled with unidentifiable drawings, written in a secret language so complex that even the best codebreakers can't crack it. What is the Voynich Manuscript, and who wrote it?

A spree of gruesome murders shocks Victorian England and the world. The homicidal maniac responsible remains a mystery. Can history's most notorious serial killer ever be identified? Who is Jack the Ripper?

When the infant son of an aviation legend is snatched from his crib at home, it ignites a media firestorm. After a nationwide manhunt, the supposed culprit is brought to justice.

When the infant son of an aviation legend is snatched from his crib at home, it ignites a media firestorm. After a nationwide manhunt, the supposed culprit is brought to justice.

A series of unexplained deaths near Chicago in 1982 starts a nationwide panic. The victims are connected by one frightening detail: cyanide-tainted capsules of Extra Strength Tylenol.

A series of unexplained deaths near Chicago in 1982 starts a nationwide panic. The victims are connected by one frightening detail: cyanide-tainted capsules of Extra Strength Tylenol.

Examining Scotland's long-standing aquatic mystery, which remains unsolved after centuries of theories, sightings and searches.

Looking at how new evidence and technology may finally be able to identify the mysterious late-1960s serial killer who taunted investigators with cryptic ciphers.

Examining the world-shaking events of November 22, 1963 in Dallas, Texas which, for many, have still not been satisfactorily explained over half a century later.

Examining the enduring mystery surrounding the group of 16th-century settlers who seemingly vanished without trace from Roanoke Island, off the coast of North Carolina.