Viking City of the Dead

The mysterious Viking fortress of Trelleborg in Denmark was lost underground for over a thousand years, but now archaeologists investigate its buried treasures to reveal what caused the end of this fearsome civilization.

Lost Pyramids of the Americas

At an ancient city lost in the desert for 5,000 years, experts uncover evidence of human sacrifice and strange rituals. New discoveries reveal that the people who lived here might have been the first civilization of the Americas.

Forbidden City of the Pharaohs

Egypt's ancient city Thebes is home to the Valley of the Kings and grand temples. New discoveries reveal how the structures were built and if the pharaohs rose to power with the help of the worshiped gods.

Statue of Liberty: The New Secrets

The Statue of Liberty is home to dark American mysteries, and experts are using the latest science and technology to reveal her secrets and discover the inspiration for this modern marvel.

Hunt for the Real Atlantis

Home to the mythical Labyrinth and Minotaur, the catastrophic downfall of Greece's ancient city Knossos was possibly the inspiration for the legend of Atlantis. New discoveries at the site reveal a truth stranger than fiction.

Lost World of Easter Island

The mysterious statues of Easter Island were created by one of the world's strangest and most isolated civilizations. Archaeologists unearth evidence of why they were built and what caused the island's downfall.

Wrath of Attila the Hun

Attila the Hun was one of history's fiercest warriors, and new evidence reveals if his legendary reign of terror was responsible for the fall of the Roman Empire.

Titanic: The Last Secrets

A cutting-edge investigation into the sinking of the Titanic reveals new discoveries that might finally explain the mysteries of her last moments. Experts get closer to finding if there was a way to save almost everyone on board.

Mystery of the Cursed Pyramid

Egypt's Bent Pyramid is one of the world's most mysterious ancient structures. Experts investigate new discoveries to find if it was always intended to look so bizarre, or if something went terribly wrong during construction.

Pompeii's Doomsday Mummies

New discoveries at Pompeii's last unexplored area reveal the dark secrets of the doomsday event that destroyed it. Recently unearthed mummies may help to solve the enduring mystery of why the city was built on an active volcano.

Secrets of the Forbidden City

For the first time, archaeologists use cutting-edge technology to discover what lies beneath China's Forbidden City. Buried for nearly 600 years, the dark secrets of this mysterious palace are revealed.

Inca Apocalypse: The Dark Evidence

The Incan capital of Cusco in Peru was said to be the city of untold gold and riches. New discoveries at this mysterious site, from unearthed mummies to microscopic DNA, reveal the secrets behind this mighty empire's fall.

Egypt's Lost Skyscrapers

A ground-breaking experiment reveals how ancient Egyptians built the giant obelisks of Thebes. New discoveries at this holy site could explain why these mysterious marvels triggered the downfall of the pharaohs.

Curse of the Jungle Treasure

The discovery of giant stone heads in the Mexican jungle leads archaeologists to the lost city of the Olmec. New investigations reveal evidence that the knowledge of these mysterious people changed life in the Americas forever.

Ramses' Buried Treasures

The treasures of Ramses II are found at Abu Simbel, a giant temple carved into a desert cliff over 3,000 years ago. New discoveries at this marvel reveal the secrets of ancient Egypt's greatest pharaoh.

Lost City of the Maya

Deep in the jungle, the lost city of Tikal holds the dark secrets of the Maya. A new investigation uncovers how it grew into a megacity of 100,000 people and why it was mysteriously abandoned.

Ghosts of the Stone Age

New discoveries at a prehistoric site in England reveal the dark secrets and rituals of the mysterious people who built the world's largest stone circle -- three times bigger than Stonehenge and just as enigmatic.

Mysteries in the Alien Desert

The Nazca Lines are mysterious, alien-looking symbols carved into a remote desert more than a thousand years ago, and new discoveries might finally reveal what these strange images mean and if they explain the disappearance of the people who made them.

Empire State Building: The New Secrets

The Empire State Building is one of the wonders of the modern world. By using cutting-edge technology, experts explore it like never before, revealing the secrets of its construction and the mysteries hidden deep in its foundation.

Nero's Lost Palace

New discoveries reveal the scandals and secrets of Nero and his lost palace, and using cutting-edge technology, experts might confirm if the infamous emperor burned down Rome so he could build this golden wonder.

Curse of the Seventh Wonder

The Lighthouse of Alexandria is one of the world's original Seven Wonders, but it could have been home to a mysterious superweapon, and using cutting-edge tech, experts investigate the secrets of this fabled death ray and its long-lost home.

Pompeii's Evil Twin

The lost city of Baiae was the Las Vegas of the ancient world -- until a mysterious calamity caused it to sink into the sea. New discoveries reveal the secrets of this sin city that, like Pompeii, some experts believe was destroyed by a super-volcano.

Mystery of the Ice Mummy

The Iceman is the world's oldest and most perfectly preserved mummy, and brand-new cutting-edge forensic technology is revealing his darkest secrets; these discoveries could change everything we know about the humans who lived 5,000 years ago.

Finding Sparta's 300

New discoveries might lead investigators to the legendary group of 300 Spartan warriors who died fighting off one million invading Persians. By using cutting-edge tech, experts reconstruct the lost battlefield to uncover the secrets of their last stand.

Dead Sea Scrolls: The Dark Truth

The Dead Sea Scrolls are one of the Holy Land's greatest mysteries, but new discoveries might finally reveal the hidden meaning behind the strange texts, and as experts get closer to unmasking their author, they find clues of an ancient apocalypse.

Egypt's Buried City

Archaeologists uncover the city of Amarna's forgotten ruins and the dark secrets that hide within them. Amarna's skeletons reveal a life of hardship and forbidden gods.

Vesuvius's Secret Victim

In 79 AD, the devastating eruption of Mount Vesuvius buried the tiny Roman town of Herculaneum in Italy, making it one of the most perfectly preserved Roman towns in the world. Today, archaeologists are exploring its incredible secrets.

Lost City of Troy

Archaeological finds may suggest that the legendary city actually existed on the Western shores of modern-day Turkey.

Mount Rushmore: The Hidden Secrets

Investigators piece together the true story of Mount Rushmore, including the revelation that one day, the carving of a Native American chief may dwarf it.

Tower of Babel: The New Evidence

Enjoying rare access to the war-torn site of Baylon's famous site, investigators are uncovering the long-forgotten secrets of the tower and finally determining whether or not the Bible story is true.

Hitler's Lost Bunker

Investigators uncover the true story of Hitler's top-secret underground bunker, revealing that it was just one of several secret bunkers dotted around occupied Europe, each bigger and better-protected than its predecessor.

Leaning Tower of Pisa: The New Mystery

Investigators uncover the reasons for the Tower of Pisa's famous tilt, and try to figure out what mysterious forces keep it from toppling over.

Ghosts of the Wild West

The thirty-second shootout that left three outlaws dead on the streets of Tombstone, Arizona turned gunslingers Doc Holliday and Wyatt Earp into celebrities of the Wild West. Investigators work to figure out what really happened.

Secrets of the Seven Wonders

Archaeologists are tracking down the legendary lost monuments making up the Seven Wonders of the Ancient World, and discovering the incredible secrets of their construction.

Hunt for the First Pyramid

Saqqara is a royal necropolis near Cairo that's the site of the first-ever pyramid, and site of other intriguing discoveries such as commoners buried pharaoh-style, the remains of mummified animals and evidence of a strange cult of bull-worship.

Alcatraz's Hidden Secrets

Today experts are investigating Alcatraz's remarkable engineering secrets. They're uncovering the Rock's forgotten past, protecting its concrete cells, and exploring why so many convicts tried and failed to escape the toughest jail in America.

Rome's Great Wall

Hadrian's Wall in England is one of the most astonishing structures of the Roman Empire, running from coast to coast, dividing the island of Britain in two. Archaeologists investigate the wall's hidden history and uncover its buried defenses.

Lost Kingdom of Kush

Dozens of pyramids rise from the desert in North Africa. But this is not Egypt, it's Sudan, hundreds of miles to the south. Investigators uncover the hidden story of the Kingdom of Kush, a state locked into a fluctuating rivalry with its mighty neighbor.

Lost City of Babylon

Special access to cutting-edge archaeological investigations reveals the secrets of the long-lost city that was once the world's largest and richest. Using new evidence, experts discover what Babylon looked like and what caused its downfall.

Draining the Bermuda Triangle

Cutting-edge tech is helping experts investigate the mysteries of the Bermuda Triangle like never before, and as new discoveries reveal alien phenomena at the bottom of the ocean floor, they might finally uncover the truth behind this strange place.

Secrets of the Black Pyramid

Egypt's Black Pyramid is the strange, crumbling pyramid that collapsed before its pharaoh was ever buried here, and today, it's largely unexplored. Special access to a hi-tech archaeological investigation reveals what went so catastrophically wrong.

Curse of the Hindenburg

When the Nazi airship Hindenburg exploded in a giant ball of fire, the world's largest aircraft in history became one of its greatest catastrophes, and now, new technology might finally reveal what caused the fatal crash and if it was an act of sabotage.

Twin Towers: The Hidden Secrets

New evidence recovered from the site of the World Trade Center's Twin Towers reveals answers to the greatest mysteries of these modern marvels, and using cutting-edge science and technology, experts investigate the science behind why they collapsed.

Lost World of Atlantis

New discoveries on a strange island in the Mediterranean might offer new clues in the hunt for Atlantis, and using cutting-edge archaeological methods, experts reveal the apocalyptic event that destroyed this long-lost civilization.

Jericho's Buried Secrets

New discoveries at the lost city of Jericho offer fresh evidence about the biblical battle that brought its impregnable walls down. Using the latest tech, experts might reveal if Joshua and the Israelites really conquered this ancient city and how.

Egypt's Sunken Treasures

Egypt's ultimate secrets could be hidden underwater, and a cutting-edge archaeological investigation uses hi-tech methods to scan the ocean floor in search of sunken sphinxes, temples and shipwrecks.

Modern Wonders of America

The seven engineering marvels that are regarded as the modern wonders of America set the benchmark for structural innovation, and now investigators use hidden records to decode and reveal the mysteries behind these historic American icons.

Egypt's Greatest Wonders

Egypt's seven greatest monuments still contain unsolved mysteries thousands of years after their construction, and today investigators use cutting-edge 3-D modeling and forensic analysis to reveal how humanity's obsession with colossal engineering began.

Wonders of the Ancient Americas

Seven legendary monuments define the ancient Americas, and even today they continue to brim with new discoveries. Now, investigators capture remarkable new imagines using innovative laser technology to reveal the rise of these ancient civilizations.

Seven Wonders of Ancient Rome

The seven wonders of ancient Rome continue to reveal new discoveries of how engineers overcame the challenge of building bigger than ever before, and now investigators use pioneering forensic archaeology to decode the mysteries of these incredible icons.

Seven Wonders of the Pyramids

Investigators use cutting-edge tech to explore seven ancient pyramids from around the world, and as experts explore their lost labyrinths and alien relics, they discover unexplained connections between cultures thousands of miles and years apart.

Greatest Lost Cities

Remarkable new evidence helps experts investigate the secrets of seven lost cities; investigators use advanced aerial scanning, underwater drones, and 3-D mapping to reveal why these enigmatic civilizations disappeared.

Mystery of the Volcano Temple

The Pantheon is a 2,000-year-old temple with a dark secret; today, using cutting-edge archaeological methods and brand-new evidence, experts look beneath the streets of Rome to find out why it was built and how it survived so long.

Rome's Gate to Hell

According to legend, the ancient Roman city of Hierapolis hides a secret portal to the underworld beneath its streets; armed with pioneering technology, archaeologists gain rare access to investigate the deadly truth behind these hellish myths.

Legend of King Midas

King Midas and his legendary golden touch is one of the most famous tales in Greek mythology; now, using advanced archaeological methods, experts travel deep inside mysterious ancient mounds to investigate the truth behind the myth.

Ghosts of Venice

Venice was once a fearsome superpower home to secrets, wealth, and treachery; today, scientists use pioneering acoustic imaging technology to discover the city's ancient foundations and reveal how it's still standing.

Terror in the Torture Tower

The Tower of London is a centuries-old castle shrouded in a mysterious and grisly past; using cutting-edge archaeological methods, experts investigate this engineering marvel and how it transformed into an infamous prison steeped in blood and intrigue.

Secrets of Seahenge

A prehistoric megastructure emerges from the sands of an English shore that could reveal lost mysteries to the Bronze Age; using pioneering technology and 3-D imaging analysis, experts investigate and uncover dark, ancient rituals once performed here.

Secrets of the Sunken Empire

The secrets of the world’s oldest sunken city are lost to history, but hi-tech underwater archaeology answers questions that books cannot; experts explore sunken ruins and reveal new discoveries about one of the first great empires.

Egypt's Floating Pyramid

Surrounded by a mysterious trench, only one Egyptian pyramid was ever constructed to look like it floats on water; using pioneering drone-scanning technology, experts decode the ancient secrets of the pharaoh that are locked inside its hidden tunnels.

Sumerian Pyramid of Death

Deep in the Iraqi desert, the world's only ziggurat towers over the remains of the first civilization ever known in human history; armed with pioneering satellite imagery, experts investigate the dark mysteries behind this massive, ancient structure.

Lost City of Persia

The sprawling city of Persepolis was capital to the first imperial civilization that conquered most of the known ancient world; now, experts use advanced forensic archaeology to reveal the secrets behind Persia's mysterious and dominating metropolis.

Valley of Egypt's Queens

The Valley of the Queens is a vast necropolis concealing some of Egypt's most miraculous tombs and powerful women; now, investigators use cutting-edge tech to explore lost tunnels and uncover the enigmatic secrets behind these ancient pharaohs.

Curse of Relic Mountain

The decapitated statues of Mount Nemrut and their eventual destruction have mystified experts for centuries; now, archaeologists decode cryptic inscriptions and use innovative geophysical analysis to reveal the mystery behind this ancient megastructure.

Lost City of the Maya Queens

The downfall of the powerful Maya city of Palenque continues to mystify archaeologists today; now, investigators gain rare access to explore lost tombs to reveal the truth behind this legendary city and the mystery behind its enigmatic queens.

Lost City of the Sumerian Gods

The ancient Sumerian city of Nippur is one of the richest archaeological sites on Earth, but decades of conflict have prevented its exploration; now, experts gain rare access to finally uncover the mysteries behind the most sacred city of Mesopotamia.

Egypt's Island of Secrets

A colossal stone temple on a remote Egyptian island mysteriously bears the names of the most famous leaders of the ancient world; now, experts use cutting-edge tech to investigate why pharaohs and emperors all built monuments at this enigmatic site.

Egypt's Cult Kings

The ancient city of Abydos contains some of the oldest Egyptian tombs and a buried temple linked to a mysterious death cult; now, archaeologists use cutting-edge drone imaging to investigate long-hidden secrets behind the first pharaohs.

King Arthur's Lost Castle

The clifftop ruins of Tintagel Castle are shrouded in a tumultuous history and believed to be the birthplace of King Arthur; experts use cutting-edge tech to unlock the secrets of this ancient structure and reveal the truth behind a legendary ruler.

Lost World of Desert Kings

The ancient city of Samarra contains a series of medieval structures that hold secrets to one of the world's greatest empires; now, archaeologists use pioneering technology to investigate its astonishing rise to power and reveal its monumental downfall.

Rome's Lost Coliseums

The coliseums of Rome were brutal theaters of spectacle and death that helped control the sprawling Roman empire; now, archaeologists uncover the engineering secrets behind these majestic structures to reveal the truth behind the ancient Roman world.

Legend of Xanadu

The legendary metropolis of Xanadu and its fabled existence have mystified experts for centuries; now, archaeologists use cutting-edge aerial imaging to investigate new discoveries and reveal the truth behind this mythical lost city.

Pompeii's Mysterious Twin

Along with Pompeii, the devastating eruption of Mount Vesuvius left another mysterious Roman settlement buried beneath its ashes; using cutting-edge imaging tech, experts reveal new evidence of an ancient civilization and history's most infamous disaster.

Enigma of the Red Pyramid

The Red Pyramid at Dahshur is a revolutionary megastructure and the first true pyramid ever constructed in ancient Egypt; using cutting-edge tech, experts investigate to reveal the pharaoh who built it and the mystery behind it's trailblazing design.

Lost World of Sumerian Kings

The legendary city of Kish, Iraq, lies at the cradle of human civilization and home to some of the world's first kings; using cutting-edge tech, experts investigate the buried secrets of this lost city to uncover the mysterious, first origins of royalty.

Secrets of Hadrian's Villa

Hadrian's Villa is the largest Roman palace ever constructed and demonstrates the opulent peak of Rome's ancient engineering; using cutting-edge tech, experts investigate secrets that could reveal the truth behind one of Rome's most enigmatic emperors.

Rise of Egypt's Sun Kings

The ancient necropolis of Abusir contains strange megastructures unlike any discovered in Egypt; now, using cutting-edge tech, experts gain rare access to investigate lost tombs and forgotten rituals to reveal the secrets of Egypt's Sun Cult pharaohs.

Nimrud: Secrets Revealed

Nearly a decade after the ancient site of Nimrud was destroyed by terrorists, experts return to salvage the wreckage; using cutting-edge tech, archaeologists piece together the remaining ruins to reveal the origins and brutal decline of a lost empire.

Secrets of the Lost Sphinxes

The Avenue of the Sphinxes: This ancient wonder has now been unearthed in the biggest excavation in Egyptian history. Who built this magnificent structure? And what was its purpose? Using cutting-edge CGI, we reveal the hidden secrets of the sphinxes.

The Lost Empire of Palmyra

Palmyra: pearl of the Syrian desert. Why was this city built here, and how did its inhabitants survive? Years after its destruction by ISIS, experts return to the site and use CGI reconstruction to reveal the secrets of Palmyra's ancient engineers.

Mystery of Egypt's Zodiac Temple: Secrets of Dendera

The Dendera Temple is one of the best-preserved temples in all of Egypt. Now, experts decipher its mystifying zodiac images and uncover the ceremonial events that took place at this sacred site, and stunning CGI rebuilds this grand complex in its prime.

Lost Tomb of Alexander the Great

The magnificent tomb of Alexander the Great -- one of history's greatest icons -- mysteriously vanishes and becomes a legend. Now, using stunning CGI, investigators piece together the evidence to reveal where his tomb lies and what it might look like.

Sunken City of Helike: The Hunt for the Real Atlantis

In 373 BCE, the Greek city of Helike vanished. Now, archaeologists believe they've found the ruins of the great lost metropolis. Using CGI, experts recreate the city's final moments and reveal its links to the greatest lost land of all -- Atlantis.

Olous: Lost City of the Ancients

The lost city of Olous: A great metropolis submerged in the Mediterranean. Now, archaeologists uncover its secrets using pioneering technology and CGI reconstruction. How did this city survive against all odds? And what finally caused the city to sink?