History's Greatest Mysteries

One of World War II's greatest unsolved mysteries: an incomparable work of art worth half a billion dollars, lost without a trace. Where is the famed Amber Room? And will a brand-new search finally reveal its true location?

A powerful union activist disappears from a Detroit suburb. 45 years later, it remains one of the most notorious missing person cases of all time.

An infamous Cold War cold case: nine hikers found mutilated on a remote mountain slope. For over 60 years, authorities and amateurs alike have been trying to figure out what happened, in a place that's been called "Russia's Area 51."

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. There are no clues to his identity. 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 the most notorious house in America.

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?

On Christmas morning, 1945, five siblings vanish from their family home in West Virginia during a raging fire. The devastated 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 world's best code breakers can't crack it. What is the Voynich Manuscript?

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. But did authorities get the right man?

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. 40 years later, it remains an active FBI investigation.

Following recent news of the history-making discovery of Shackleton's ship the Endurance, this special will serve as a definitive look at Sir Ernest Shackleton's historic and ill-fated 1914 Antarctic expedition.