History's Greatest Mysteries

It is the epicenter of America's military operations, a five-sided fortress with a single purpose—to defend the United States. But more impressive than the building itself are the secrets held there...until now.

It is the epicenter of America's military operations, a five-sided fortress with a single purpose—to defend the United States. But more impressive than the building itself are the secrets held there...until now.

Go on a hunt with Brad Meltzer for lost and stolen history, including JFK's actual brain tissue and millions of dollars of gold coins stolen from the U.S. Mint.

Recent discoveries of previously unknown hominids and breakthroughs in genetic technology have given a nation of Bigfoot believers new hope that this mysterious man-ape will be found.

Inside Ford's Theatre, John Wilkes Booth shot the 16th president of the United States. Inside Ford's Theatre, John Wilkes Booth shot the 16th president of the United States. Scholars and historians examine how our country's most beloved president became so mythologized.

Best-selling author Brad Meltzer and his team examine claims that John Wilkes Booth actually escaped to freedom after murdering President Abraham Lincoln in 1865.

In America, behind the public facade of nine of our most famed institutions and landmark structures, there is another, secret world. Reveal the forbidden histories and insider information of seemingly familiar places.

Made up of an elite team of Special Agents, the FBI is the most powerful police force in the world. While its patriotic mission is public knowledge, the FBI's tactics are classified—until now.

Once a vital seaport, the ancient Roman city of Ostia died a slow, painful death. Discover the reasons for its demise and explore the abandoned wasteland the city is today.

The Great Pyramids have amazed and mystified humanity for 45 centuries, but they also contain secret messages. Look at the shocking prophecies about a violent end to humanity found within their mysterious design.

Do texts other than the Bible reinforce the idea of Eden? Sift through the evidence to decode an age-old mystery about how paradise was lost, and where it might be found.

Asteroids have been colliding with earth since the beginning of time. Through computer recreations and interviews, we explore the long history of asteroids and what future threats they pose.

The search for the Loch Ness Monster has captivated the world for decades, but now a startling realization about "Nessie" might shatter this age-old myth. Could the Loch Ness Monster be dead?

In 1947, ancient scrolls were discovered near the Dead Sea. One of the texts, the War Scroll, spells out a future apocalyptic war. Could ancient horrors provide a warning about our possible annihilation?

Get unprecedented perspective from insiders into the baffling case of the man who, in 1971, hijacked a Northwest Orient flight, demanded $200 thousand in cash, and disappeared. Who is D.B. Cooper?

In a country torn by bloody civil war, a Romanian prince seizes power, becoming known across Europe for both breathtaking courage and terrifying cruelty.

A former FBI agent and a crime journalist dive deep into the D.B. Cooper case, revealing new information through exclusive interviews with nearly 20 experts and insiders.

Get an inside look at the secret protocols, elite security, and hidden history of the world's most public of private residences. The only thing more guarded than the White House itself are its secrets.

The sorcerer's stone was a compound in the Middle Ages that was said to grant immortality. Were alchemists' quests to find it based on sound scientific ground? And did some, as is still rumored, actually succeed?

History's most acclaimed prophet, Nostradamus, saw the arrival of three antichrists who would plague mankind. But who are they? Believers search his writings for evidence.

Examine clandestine organizations (past and present) with highly selective memberships and vague goals, and explore why so many people are convinced of their nefarious agendas.

Adventurer-geologist Dr. Martin Pepper sets out to prove his theory that the true Atlantis existed on the Greek island of Santorini, and was destroyed in the biggest volcanic eruption in human history.

Since the 15th century, the Bermuda Triangle has mysteriously vanished an untold number of ships, planes, and lives, inspiring fear and speculation. Can today's scientific tools finally lay its mysteries to rest?

In 1994, a journalist stumbled upon a manuscript from 1629 titled "Nostradamus Vatinicia Code" that contained cryptic images and watercolors by the visionary himself. How did the manuscript survive for so long?

Trace Lee Harvey Oswald's actions in the minutes, hours, and days following the events of JFK's assassination in Dallas.