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S11 E6 · Olous: Lost City of the Ancients
Unearthed is a documentary TV series that premiered on Science on July 5, 2016. It has 11 seasons and 102 episodes so far and is still airing new episodes. The latest episode, Season 11 Episode 6 "Olous: Lost City of the Ancients", aired on August 20, 2023.
Unearthed decodes mysteries and combines scientific investigations with CGI animation to reveal the hidden secrets of iconic structures and monuments from around the globe to discover how they were designed, built, used, and in some cases, lost and rediscovered.
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102 episodes · 11 seasons
2016 · 6 episodes · Last episode: 10 years ago
This first season reveals the hidden anatomy of London’s Big Ben, uncovers mysterious structures at the heart of the Great Wall of China, and deciphers the myths of the ancient Egyptians - revealing ancient wonders in a way you’ve never seen before.
Unearthed Season 1 release dates →
E6
We reveal the centuries-old secrets and mysteries of one of the most remarkable examples of Victorian engineering. Follow the cutting-edge technology that built the Palace of Westminster, and find how it paved the way for the today's skyscrapers.
E5
A medieval engineering marvel might be the home to the remains of the Bible's Three Magi, and we follow the scientists and experts who are delving deep into the mysteries of this incredible religious site.
E4
Go inside the Acropolis, an ancient engineering marvel that has stood above Athens for thousands of years. Follow the scientists working to reveal its hidden mysteries: how it was built, what it looked like, and why it's still standing today.
E3
The Great Wall of China is the biggest man-made structure on the planet -- and one of its biggest mysteries. Follow the scientific mission to reveal the ancient secrets of one of history's greatest empires.
E2
New evidence could help solve some of the Great Pyramid’s greatest mysteries. Follow the investigation into how it was built, revealing the truth behind its hidden tombs and deepest secrets.
E1
Deep in the jungles of Mexico, the lost city of Chichen Itza contains ancient secrets of a mysterious civilization. Follow the scientists working to find how the Chichen Itza was built and how the bloody rite of human sacrifice shaped the city.
2017 · 12 episodes · Last episode: 9 years ago
The second series explores the mysteries of twelve ancient wonders: The Tomb of Tutankhamun, the Great Sphinx at Giza, the Mexican pyramid city of Teotihuacan, the Egyptian temple complex at Karnak, Cambodia’s Angkor Wat, Scotland’s Stirling Castle, Stonehenge, the Taj Mahal, the Inca city of Machu Picchu, China’s ancient Terracotta Army, Jordon’s secret city of Petra and the Coliseum at Rome.
Unearthed Season 2 release dates →
E12
The ancient city of Petra, a city carved from desert rock, has baffled experts for decades. Now, new technologies resurrect the city and reveal why the spectacular civilization was suddenly abandoned.
E11
New evidence uncovers the ancient mysteries behind the iconic Colosseum. Archaeologists uncover the secret lives of the gladiators and make new discoveries that help explain the rise and sudden fall of the Roman Empire.
E10
The Taj Mahal is one of the world's most beautiful monuments, but new investigations reveal dark secrets. Scientists are uncovering codes that tell a shocking story of power and betrayal, challenging everything we thought we knew about the Taj Mahal.
E9
The Egyptian mega-temple at Karnak was once the political powerbase of the ancient pharaohs and the home to strange religious rituals. New discoveries of skeletons tell a story of jealousy, betrayal, and the rise of a new religion that changed Egypt.
E8
The Terracotta Army is one of China's greatest treasures, but there are still dark secrets surrounding this super-tomb. Newly discovered artifacts reveal the soldiers' supernatural enemy, and human remains point to ancient China's violent origins.
E7
The lost city of Machu Picchu is one of the greatest mysteries in archaeology. Scientists do not know why this city in the clouds was built, but investigations into secret Inca codes and deformed skeletons might finally reveal its ultimate mystery.
E6
A castle in Scotland could be the home of King Arthur's legendary Round Table. Scientists have made a gruesome discovery at this mysterious site: a disfigured skeleton that could reveal the castle's bloody secrets and rewrite the history books.
E5
Unearthed decodes mysteries and combines scientific investigations with CGI animation to reveal the hidden secrets of iconic structures and monuments from around the globe to discover how they were designed, built, used, and in some cases, lost and rediscovered.
E4
Recent forensic findings uncover the astonishing secrets of the world's most iconic monument, the great Sphinx at Giza. Join the extraordinary investigation as it reveals which pharaoh commissioned this colossal statue and why it was never finished.
E3
New technologies reveal the startling truth behind the largest temple ever built, Angkor Wat; accompany experts as they uncover how this colossal structure was constructed and why one of the largest cities in the world was suddenly abandoned.
E2
Giant pyramids at a strange site in Mexico are revealing the bloody secrets of a mysterious civilization that vanished 1,400 years ago. Little is known about this lost culture, but new discoveries are uncovering shocking evidence of human sacrifice.
E1
Archaeologists exploring the dark secrets of Tutankhamun's tomb find answers to its ancient riddles, showing how his untimely death, his calamitous burial, and an act of God made a minor pharoah the most famous of them all.
2018 · 7 episodes · Last episode: 8 years ago
The third season reveals how the ancient Egyptians built Karnak by raising an obelisk using traditional techniques; uncovers the secrets of the lost fortresses of the Viking Age; looks for the Kublai Khan's hidden Yuan Palace in China; and it joins investigators uncovering nearly 1000 years of history beneath the Statue of Liberty.
Unearthed Season 3 release dates →
E7
Attila the Hun was one of history's fiercest warriors, and new evidence reveals if his terror was responsible for the fall of Roman Empire.
E6
The mysterious statues of Easter Island, the Moai, were built by one of the world's strangest and most isolated civilizations, the Rapa Nui. Today, new evidence reveals why they were built and what caused Easter Island's sudden downfall.
E5
A mysterious ruined city in Greece is the home of the mythical Labyrinth and the Minotaur, and its catastrophic downfall might have inspired the legend of Atlantis. New discoveries at this site reveal a truth stranger than fiction.
E4
The Statue of Liberty is the home to dark American mysteries, and today, experts are using the latest science and technology to reveal her secrets and discover the inspiration for this modern marvel.
E3
A mysterious city in ancient Egypt, Thebes, is the home of the Valley of the Kings, Luxor, Karnak, and other grand temples, and new discoveries reveal how they were built and if the god the pharaohs worshiped here helped them rise to power.
E2
At an ancient city lost in the desert for 5,000 years, experts uncover evidence of human sacrifice and strange rituals, and new discoveries reveal that the people who lived here might have been the first civilization of the Americas.
E1
When a mysterious Viking fortress lost underground for over a thousand years is discovered, experts investigate its buried treasures to reveal what caused the end of this fearsome civilization.
2018 · 10 episodes · Last episode: 7 years ago
The fourth season kicks off with an investigation into the Titanic and its infamous demise. Among the other site explored in the new season are Pompeii’s last unexplored quarter, the Bent Pyramid in Egypt and the lost city of Tikal located deep inside the Guatemalan jungle.
Unearthed Season 4 release dates →
E10
New discoveries at a strange prehistoric site 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.
E9
Deep in the jungle, the lost city of Tikal holds the dark secrets of the Maya, and now, a new investigation uncovers how it grew into a megacity home to 100,000 people, and why it was mysteriously abandoned.
E8
The treasures of Ramses II are found at Abu Simbel, a giant temple carved into a desert cliff over 3,000 years ago, and new discoveries at this marvel reveal the secrets of ancient Egypt's greatest pharaoh.
E7
The discovery of strange giant stone heads in the Mexican jungle leads archaeologists to the lost capital city of the Olmec; new investigations reveal evidence that the secret knowledge of these mysterious people changed life in the Americas forever.
E6
A ground-breaking experiment reveals how ancient Egyptians built the giant obelisks of Thebes and new discoveries at this holy site could explain why these mysterious marvels triggered the downfall of the pharaohs and the end of Egypt's golden age.
E5
The Inca capital of Cusco was said to be the site of untold gold and riches, and new discoveries at this mysterious site reveal the secrets behind this mighty empire's fall.
E4
Archaeologists use cutting-edge technology to discover what lies beneath China's Forbidden City for the first time, revealing the dark secrets of this mysterious mega-palace that have buried for nearly 600 years.
E3
New discoveries at Pompeii's last unexplored area reveal the dark secrets of the doomsday event that destroyed it. And recently unearthed mummies might help answer Pompeii's most enduring mystery: why it was built on an active volcano.
E2
Egypt's strange Bent Pyramid is one of the world's most mysterious ancient mega-structures, and new discoveries help experts investigate its dark secret: if it was always intended to look so bizarre, or if something went catastrophically wrong.
E1
A cutting-edge investigation into the sinking of the Titanic reveals new discoveries that might finally explain the mysteries of her last moments, and experts get closer to a shocking secret: if there was a way to save almost everyone on board.
2019 · 8 episodes · Last episode: 7 years ago
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.
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.
New discoveries might lead investigators to the legendary group of 300 Spartan warriors who died fighting off one million invading Persians, and using cutting-edge tech, experts reconstruct the battlefield to uncover the secrets of their last stand.
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 supervolcano.
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.
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.
The Empire State Building is one of the wonders of the modern world, and cutting-edge tech helps experts explore it like never before, revealing the secrets of its construction and the mysteries hidden deep in its foundation.
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.
2019 · 13 episodes · Last episode: 6 years ago
E13
Pyramids in the deserts of Sudan are the ruins of a powerful lost civilization that rivaled the pharaohs of ancient Egypt. Using cutting-edge tech and archaeological methods, experts are revealing the secrets behind the mysterious Kingdom of Kush.
E12
The Roman Empire built Hadrian's Wall to guard its frontiers at the edge of the world; new discoveries reveal who the Romans were trying to keep out with this 72-mile-long megastructure and what it tells us about the ancient people of Iron Age Britain.
E11
Alcatraz is home to secrets that only cutting-edge archaeology can reveal, and using the latest science and the newest tech, experts search for hidden evidence to investigate why so many tried and failed to escape America's toughest jail.
E10
A strange site called Saqqara is home to Egypt's very first pyramid. Here, experts use cutting-edge tech to reveal why the ancient Egyptians started building pyramids and if the mummified animals found here are evidence of a bizarre religious cult.
E9
The Seven Wonders are the engineering marvels built by great minds of long-lost civilizations, but we're not sure if some even existed. New discoveries & cutting-edge archaeological methods might prove what they looked like and why they disappeared.
E8
The gunfight at Tombstone's OK Corral turned Wyatt Earp into an American folk hero, and to find what really happened here, experts use the newest tech to discover what caused the fatal shootout and what it reveals about the dark secrets of the Wild West.
E7
The Leaning Tower of Pisa is one of the world's most iconic buildings, and it's also the site of an 800-year-old mystery; using cutting-edge tech, experts investigate the archaeological evidence to reveal when it might finally fall over.
E6
The long-lost underground bunker of Adolf Hitler is home to some of the greatest secrets of the Nazi regime, and now, experts use cutting-edge tech to discover new evidence of Hitler's evil vision for global domination.
E5
The Tower of Babel is one of the most famous stories of the Bible, and to find out if it really existed, archaeologists use cutting-edge tech and the latest science to investigate how ancient engineers could have built such an extraordinary megastructure.
E4
Mount Rushmore is one of America's most iconic landmarks, but there are dark mysteries behind its presidential faces; experts use cutting-edge tech and the latest science to reveal what lies beneath the rock and the secret history of its creation.
E3
Troy is the legendary lost city at the center of the Trojan War but its existence has never been confirmed; new discoveries and cutting-edge science might prove if this place existed and if the Greeks really conquered it with the infamous Trojan Horse.
E2
When Pompeii was destroyed by an apocalyptic volcano in 79 AD, another Roman town was destroyed, too; experts use cutting-edge tech to investigate the secrets of Vesuvius's second victim, which is one of the most perfectly preserved Roman towns on earth.
E1
There's a lost city buried in the Sahara. Evidence reveals it's home to Nefertiti, Tutankhamun, and the forbidden god of an outlawed religion; experts use cutting-edge tech to uncover the secret doomsday that caused this strange place to disappear.
2020 · 14 episodes · Last episode: 6 years ago
E14
Investigators reveal new evidence behind seven ancient, lost cities.
E13
Investigators explore seven ancient pyramids from around the world.
E12
Cutting-edge archaeological methods help experts unearth the dark secrets hidden at seven wonders of ancient Rome; what they find challenges everything we know about this once-mighty empire.
E11
America before Columbus was home to some of the greatest engineering marvels on the planet; special access to hi-tech archaeological digs reveals the secrets of ancient America's Seven Wonders as experts investigate their mysterious purposes.
E10
Seven wonders of ancient Egypt are home to mysteries still unsolved thousands of years after their construction, and today, investigators use cutting-edge tech and forensic analysis to reveal new secrets of these colossal engineering marvels.
E9
Seven American engineering marvels are among the modern wonders of United States, and now, investigators use hidden records to decode and reveal the mysteries behind these historic American icons.
E8
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.
E7
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.
E6
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.
E5
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.
E4
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.
E3
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.
E2
Experts investigate the mysteries of the Bermuda Triangle using cutting-edge technology; as new discoveries reveal alien phenomena at the bottom of the ocean floor, researchers may finally uncover the truth behind this strange place.
E1
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 try to discover what Babylon looked like and what caused its downfall.
2020 · 9 episodes · Last episode: 5 years ago
E9
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.
E8
Experts decode an Egyptian pyramid constructed as if it floats on water.
E7
Experts explore sunken ruins and reveal one of the first great empires.
E6
A prehistoric structure could reveal mysteries to the Bronze Age.
E5
The Tower of London is a centuries-old castle shrouded in a grisly past.
E4
Scientists use pioneering technology to discover the foundations of Venice.
E3
Experts travel inside ancient mounds to investigate the legend of Midas.
E2
Experts investigate myths of a secret portal to hell in Hierapolis.
E1
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.
2021 · 11 episodes · Last episode: 5 years ago
E11
Experts investigate the truth behind the mythical city of Xanadu.
E10
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.
E9
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.
E8
Experts use cutting-edge tech to unlock the secrets of Tintagel Castle.
E7
Experts investigate secrets behind the ancient Egyptian city of Abydos.
E6
Experts investigate an ancient temple monument on an Egyptian island.
E5
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.
E4
The downfall of the powerful Maya city of Palenque in southern Mexico 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.
E3
Experts reveal the mystery behind the decapitated statues of Mount Nemrut.
E2
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.
E1
Experts reveal the secrets of the Persian Empire's capital, Persepolis.
2022 · 6 episodes · Last episode: 3 years ago
E6
Nearly a decade after the ancient site of Nimrud was destroyed by terrorists, experts return to salvage the wreckage; archaeologists piece together the remaining ruins to reveal the origins and brutal decline of a lost empire.
E5
Archaeologists explore Abusir and the secrets of Egypt's Sun Cult pharaohs.
E4
Experts explore Hadrian's Villa, the largest Roman palace ever constructed.
E3
Experts explore the origins of kings in the lost city of Kish, Iraq.
E2
The Red Pyramid at Dahshur is a revolutionary megastructure and the first true pyramid ever constructed in ancient Egypt; experts investigate to reveal the pharaoh who built it and the mystery behind its trailblazing design.
E1
Along with Pompeii, the devastating eruption of Mount Vesuvius left another mysterious Roman settlement buried beneath its ashes; experts reveal new evidence of an ancient civilization and history's most infamous disaster.
2023 · 6 episodes · Last episode: 3 years ago
E6
The lost city of Olous: A great metropolis submerged in the Mediterranean; archaeologists uncover its secrets using pioneering technology and CGI reconstruction.
E5
The Avenue of the Sphinxes has now been unearthed in the biggest excavation in Egyptian history; using cutting-edge CGI, investigators reveal the hidden secrets of the sphinxes.
E4
In 373 B.C., the Greek city of Helike vanished; archaeologists believe they've found the ruins of the great lost metropolis; using CGI, experts re-create the city's final moments and reveal its links to the greatest lost land of all -- Atlantis.
E3
The magnificent tomb of Alexander the Great mysteriously vanishes and becomes a legend; using CGI, investigators piece together the evidence to reveal where his tomb lies and what it might look like.
E2
The Dendera Temple is one of the best-preserved temples in all of Egypt; 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.
E1
Palmyra: pearl of the Syrian desert; experts return to the site and use CGI reconstruction to reveal the secrets of Palmyra's ancient engineers.
A date for the next episode of Unearthed hasn't been announced yet. Follow Unearthed in the Streambay app and you'll be notified as soon as a new episode airs.
The most recent episode of Unearthed, Season 11 Episode 6 "Olous: Lost City of the Ancients", aired on August 20, 2023.
Unearthed has 11 seasons with 102 episodes in total.
Unearthed first aired on Science on July 5, 2016.
Download the Streambay app, follow Unearthed, and you'll get a push notification the moment each new episode is released.
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S1 · E552 3 months ago
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S18 · E260 4 years ago
6.3
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