History's Greatest Mysteries

E1 • Roswell

It's one of America's most mythic UFO incidents--a 200-yard swath of debris that landed near Roswell. The deeper researchers dig, the more perplexing the story gets. It's a mystery that's endured for 80 years. So what really crashed in Roswell?

39m • 2025

It's one of America's most mythic UFO incidents--a 200-yard swath of debris that landed near Roswell. The deeper researchers dig, the more perplexing the story gets. It's a mystery that's endured for 80 years. So what really crashed in Roswell?

E2 • The Franklin Expedition

The search for the Northwest Passage leads to a historic expedition that sets sail into a labyrinth of ice and is never heard from again. That disappearance sparks a search spanning two centuries. What killed the men of the Franklin Expedition?

40m • 2025

The search for the Northwest Passage leads to a historic expedition that sets sail into a labyrinth of ice and is never heard from again. That disappearance sparks a search spanning two centuries. What killed the men of the Franklin Expedition?

E3 • The Valentine's Day Massacre

On February 14th, 1929, one of the most shocking murders in mob history goes down in Chicago--and becomes known as the Valentine's Day Massacre. So who carried out the Valentine's Day Massacre? And why?

40m • 2025

On February 14th, 1929, one of the most shocking murders in mob history goes down in Chicago--and becomes known as the Valentine's Day Massacre. So who carried out the Valentine's Day Massacre? And why?

E4 • What is the Yeti?

Sightings of the Yeti, a creature of myth and legend, has been recorded for thousands of years throughout the Himalayas and surrounding regions. Could this creature be hiding in plain sight? And if the Yeti does exist, what is it exactly?

41m • 2025

Sightings of the Yeti, a creature of myth and legend, has been recorded for thousands of years throughout the Himalayas and surrounding regions. Could this creature be hiding in plain sight? And if the Yeti does exist, what is it exactly?

E5 • The Final Flight of Amelia Earhart

Amelia Earhart, the world's most famous female pilot, takes off on the final leg of a record-breaking flight. But she never arrives at her next stop. The search for this famed flier has revealed conflicting stories. What really happened to Amelia?

41m • 2025

Amelia Earhart, the world's most famous female pilot, takes off on the final leg of a record-breaking flight. But she never arrives at her next stop. The search for this famed flier has revealed conflicting stories. What really happened to Amelia?

E6 • The Death and Fortune of Pablo Escobar

Pablo Escobar, the notorious narco-trafficker who single-handedly supplied most of America's cocaine in the 1980s, had billions of dollars in cash...and hid stacks of it all over the country. Who killed Pablo Escobar? And where did all his money go?

40m • 2025

Pablo Escobar, the notorious narco-trafficker who single-handedly supplied most of America's cocaine in the 1980s, had billions of dollars in cash...and hid stacks of it all over the country. Who killed Pablo Escobar? And where did all his money go?

E7 • The Lost Loot of Jesse James

Cash, jewels, and two million dollars in gold bars. Jesse James and his gang robbed trains, stagecoaches and banks... and buried the spoils. But only a fraction of the millions has actually been found. If James hid a fortune, where could it be?

41m • 2025

Cash, jewels, and two million dollars in gold bars. Jesse James and his gang robbed trains, stagecoaches and banks... and buried the spoils. But only a fraction of the millions has actually been found. If James hid a fortune, where could it be?

E8 • The Rendlesham Forest Incident

An event outside a US Air Force base near the Rendlesham Forest in England became an international legend, and one of history's strangest unidentified encounters. What was really out there in the Rendlesham Forest? What were the Rendlesham lights?

41m • 2025

An event outside a US Air Force base near the Rendlesham Forest in England became an international legend, and one of history's strangest unidentified encounters. What was really out there in the Rendlesham Forest? What were the Rendlesham lights?

E9 • The Amazing Events of the Book of Exodus

The Burning Bush, the 10 Plagues, the Parting of the Red Sea...these Biblical events in the Book of Exodus have shaped Judeo Christian beliefs for centuries. But were these events divine miracles, or do they have a more earthly explanation?

41m • 2025

The Burning Bush, the 10 Plagues, the Parting of the Red Sea...these Biblical events in the Book of Exodus have shaped Judeo Christian beliefs for centuries. But were these events divine miracles, or do they have a more earthly explanation?

E10 • The Search For Atlantis

It's history's most famous lost city: Atlantis, the island kingdom that's baffled explorers for centuries. Finding Atlantis would be the archaeological coup of this century. Is Atlantis a real place, and if so, where could it be?

41m • 2025

It's history's most famous lost city: Atlantis, the island kingdom that's baffled explorers for centuries. Finding Atlantis would be the archaeological coup of this century. Is Atlantis a real place, and if so, where could it be?

E11 • The Death Of Dillinger

His life consisted of brazen bank robberies across the country, but his death remains shrouded in mystery. What really happened to John Dillinger?

41m • 2025

His life consisted of brazen bank robberies across the country, but his death remains shrouded in mystery. What really happened to John Dillinger?

E12 • The Missing Riches Of Genghis Khan

Genghis Khan hides his riches so well that to this day no one has unearthed them. 800 years later the fate of his treasure remains a mystery.

41m • 2025

Genghis Khan hides his riches so well that to this day no one has unearthed them. 800 years later the fate of his treasure remains a mystery.

E13 • The Missing Tesla Papers

Nicola Tesla had revolutionary ideas, but in the hands of the wrong people, those ideas could be used for evil purposes, when Tesla died, he allegedly had 80 trunks of papers full of ideas, but only 60 have been seen again.

39m • 2025

Nicola Tesla had revolutionary ideas, but in the hands of the wrong people, those ideas could be used for evil purposes, when Tesla died, he allegedly had 80 trunks of papers full of ideas, but only 60 have been seen again.

E14 • Secrets Of The Copper Scroll

An ancient treasure map, recorded on a rare Copper Scroll, could lead to billions of dollars of buried treasure, hidden away thousands of years ago from Roman invaders. Where is the secret treasure of the Copper Scroll?

40m • 2025

An ancient treasure map, recorded on a rare Copper Scroll, could lead to billions of dollars of buried treasure, hidden away thousands of years ago from Roman invaders. Where is the secret treasure of the Copper Scroll?

E15 • The Killing Of Bugsy Siegel

It’s one of the most infamous and unsolved mob murders--notorious mobster Bugsy Siegel is gunned down in his Beverly Hills living room. Bugsy Siegel made a lot of enemies across the country, but who killed him, and why?

41m • 2025

It’s one of the most infamous and unsolved mob murders--notorious mobster Bugsy Siegel is gunned down in his Beverly Hills living room. Bugsy Siegel made a lot of enemies across the country, but who killed him, and why?

E16 • Percy Fawcett And The Lost City Of Z

One of the most famous explorers in the world, Percy Fawcett, becomes obsessed with a lost city deep in the Amazon jungle, a place he names the City of Z. What happened to Percy Fawcett… and where is the Lost City of Z?

40m • 2025

One of the most famous explorers in the world, Percy Fawcett, becomes obsessed with a lost city deep in the Amazon jungle, a place he names the City of Z. What happened to Percy Fawcett… and where is the Lost City of Z?

E17 • Secrets Of The Sphinx

Rising from the sands of the Egyptian desert is one of the ancient world’s greatest wonders--the mighty Sphinx. This mythological creature, with the head of a human and the body of a lion, looks like it’s standing guard at the great pyramids of Giza.

40m • 2025

Rising from the sands of the Egyptian desert is one of the ancient world’s greatest wonders--the mighty Sphinx. This mythological creature, with the head of a human and the body of a lion, looks like it’s standing guard at the great pyramids of Giza.

E18 • The Lost Pirate Treasure Of Jean Lafitte

One of the most infamous pirates --Jean Lafitte--led what may have been the largest pirate fleet in the world. Known as “The Terror of the Gulf” he was more than a pirate… he was a crime boss, rich beyond belief, and just as ruthless.

39m • 2025

One of the most infamous pirates --Jean Lafitte--led what may have been the largest pirate fleet in the world. Known as “The Terror of the Gulf” he was more than a pirate… he was a crime boss, rich beyond belief, and just as ruthless.

E19 • The Secrets Of Easter Island

The gigantic statues of Easter Island have mystified humanity for centuries. How in the world did an ancient civilisation, with only primitive tools, carve and then move thousands of these rock monuments around the island… and why?

40m • 2025

The gigantic statues of Easter Island have mystified humanity for centuries. How in the world did an ancient civilisation, with only primitive tools, carve and then move thousands of these rock monuments around the island… and why?

E20 • Lost Places Of The Old Testament

The Tower of Babel, Sodom and Gomorrah, Mount Sinai are some of the greatest Old Testament stories ever told. Yet these iconic places have seemingly vanished from the map. Where are the Old Testament’s lost places--and what might they reveal?

40m • 2025

The Tower of Babel, Sodom and Gomorrah, Mount Sinai are some of the greatest Old Testament stories ever told. Yet these iconic places have seemingly vanished from the map. Where are the Old Testament’s lost places--and what might they reveal?

E1 • Montezuma's Lost Treasure

An Aztec king's glittering treasure vanishes into thin air, inspiring a 500-year search that spans continents. What really happened to Montezuma's lost treasure?

41m • 2023

An Aztec king's glittering treasure vanishes into thin air, inspiring a 500-year search that spans continents. What really happened to Montezuma's lost treasure?

E2 • The Garden Of Eden

We look into the top theories behind the location of the Garden of Eden. Is it a physical place or a metaphor for a great migration?

41m • 2023

We look into the top theories behind the location of the Garden of Eden. Is it a physical place or a metaphor for a great migration?

E3 • The Shroud Of Turin

The haunting image of the Shroud of Turin has captivated millions around the world. But what exactly is it that we are seeing, and how did it come to be? Is the Shroud of Turin truly an image of Jesus? Or something very different?

41m • 2023

The haunting image of the Shroud of Turin has captivated millions around the world. But what exactly is it that we are seeing, and how did it come to be? Is the Shroud of Turin truly an image of Jesus? Or something very different?

E4 • Captain Kidd's Treasure

In 1698, Captain William Kidd raids a ship on the high seas and seizes its vast treasure... but Kidd is hanged before revealing where he stashed the loot. What happened to Captain Kidd's lost booty... and where is it now?

41m • 2023

In 1698, Captain William Kidd raids a ship on the high seas and seizes its vast treasure... but Kidd is hanged before revealing where he stashed the loot. What happened to Captain Kidd's lost booty... and where is it now?

E5 • Escape From Alcatraz

A perfectly masterminded plot leads to the most brazen prison break in American history. The search for the infamous Alcatraz escapees continues to this day. But is it really possible they survived--and if so, where did they go?

41m • 2023

A perfectly masterminded plot leads to the most brazen prison break in American history. The search for the infamous Alcatraz escapees continues to this day. But is it really possible they survived--and if so, where did they go?

E6 • The Battle Of Los Angeles

On February 24, 1942, military radar picks up what appears to be enemy aircraft over Los Angeles. Sirens send citizens scrambling, as troops fire artillery at the illusive targets. What exactly triggered the so-called Battle of Los Angeles?

41m • 2023

On February 24, 1942, military radar picks up what appears to be enemy aircraft over Los Angeles. Sirens send citizens scrambling, as troops fire artillery at the illusive targets. What exactly triggered the so-called Battle of Los Angeles?

E7 • The Mystery Of Machu Picchu

With 500-year-old secrets, hidden in skeletons and stone, Machu Picchu is one of the most puzzling archaeological sites on earth. It's among the ancient world's most enduring riddles: Who built this astonishing complex, and why?

41m • 2023

With 500-year-old secrets, hidden in skeletons and stone, Machu Picchu is one of the most puzzling archaeological sites on earth. It's among the ancient world's most enduring riddles: Who built this astonishing complex, and why?

E8 • Who Killed King Tut?

The death of one of history's most enigmatic rulers--Egypt's King Tutankhamun--remains shrouded in mystery 3300 years later. No one knows what ended the young pharaoh's life, but scientific advancements may be getting us closer to the answer.

41m • 2023

The death of one of history's most enigmatic rulers--Egypt's King Tutankhamun--remains shrouded in mystery 3300 years later. No one knows what ended the young pharaoh's life, but scientific advancements may be getting us closer to the answer.

E9 • The Hindenburg Disaster

Experts believed they knew what caused the Hindenburg disaster, but there may be more to this story. Whatever triggered the explosion, it didn't just spell doom for the Hindenburg but for the entire rigid airship industry.

41m • 2023

Experts believed they knew what caused the Hindenburg disaster, but there may be more to this story. Whatever triggered the explosion, it didn't just spell doom for the Hindenburg but for the entire rigid airship industry.

E10 • The Search For Alexander The Great

The story of the most celebrated warrior king in history still stirs fascination more than 2,000 years after his death. But the location of his body is the subject of much debate.

41m • 2023

The story of the most celebrated warrior king in history still stirs fascination more than 2,000 years after his death. But the location of his body is the subject of much debate.

E11 • The Sinking Of The Titanic

The Titanic's tragic story captures the imagination of the public and experts of all kinds, who--decades after the ship's demise--still seek answers. Can new evidence reveal more about how--and why--the Titanic sank?

41m • 2023

The Titanic's tragic story captures the imagination of the public and experts of all kinds, who--decades after the ship's demise--still seek answers. Can new evidence reveal more about how--and why--the Titanic sank?

E12 • The Legend Of The Lost Dutchmans Mine

The search for the most famous gold mine in the Old West has led many to perish in the pursuit of its elusive riches.

41m • 2023

The search for the most famous gold mine in the Old West has led many to perish in the pursuit of its elusive riches.

E13 • The Assassination Of RFK

Five years after John F. Kennedy is killed by gunshot, his brother Robert meets the same fate. An assassin's bullet again changes the course of history, and the latest clues in the case are riddled with inconsistencies.

41m • 2023

Five years after John F. Kennedy is killed by gunshot, his brother Robert meets the same fate. An assassin's bullet again changes the course of history, and the latest clues in the case are riddled with inconsistencies.

E14 • The Salem Witch Trials

A notorious tragedy leads to one of the darkest chapters in early American history. In 1692, fear rips through the small town of Salem, Massachusetts. Accusations fly and many people are put to death. But what really sparked the Salem Witch Trials?

41m • 2023

A notorious tragedy leads to one of the darkest chapters in early American history. In 1692, fear rips through the small town of Salem, Massachusetts. Accusations fly and many people are put to death. But what really sparked the Salem Witch Trials?

E15 • The Lost Fortune Of The Knights Templar

A look at what happened to the secret hoard of the Knights Templar, a treasure of gold, silver, gems and religious relics protected by a medieval religious order.

41m • 2023

A look at what happened to the secret hoard of the Knights Templar, a treasure of gold, silver, gems and religious relics protected by a medieval religious order.