Documentary series investigating why some of the world’s most advanced architectural achievements were abandoned.

An enormous war machine lies stranded in a coastal grave along the beaches of Dagestan, Russia; experts investigate and uncover the ruins of an experimental Soviet ground-effect vehicle designed to…

The bizarre remnants of a housing complex lie mysteriously deserted in an Ohio industrial town; experts investigate and uncover the dark, turbulent past of an oppressive steel company and labor…

Experts uncover a derelict resort complex constructed by the Russian mafia.

The haunting remains of an isolated ghost town high in the Colorado mountains suggest a once booming mining community left in devastation; experts uncover an inhospitable land of shattered dreams…

An enormous concrete box with bizarre circular openings looms on the coast of an island near mainland China; Experts investigate and uncover tunnels leading to an enormous underground complex that…

A war-torn Italian ghost town immortalized by a legendary Hollywood director blurs the lines between fiction and reality; experts investigate and uncover a forgotten landscape of ruins captured in a…

The ruins of a dreamlike Polish palace hide an astonishingly dark history that’s shrouded in mystery to this day; experts investigate and uncover an ornate gothic structure that concealed a…

A breathtaking stainless steel tower seems otherworldly and out of place in the remote mountain forests of Croatia; experts investigate and uncover a dark past of Nazi-led conflict and a…

Experts investigate bunkers that conceal a deadly nuclear secret.

Experts investigate the deadly legacy of an abandoned sea fort.

A desert island contains a marooned structure with a contagious past.

The world’s abandoned structures hold new evidence about the lives and deeds of history’s greatest heroes and villains, and using the latest discoveries at these mysterious sites, experts count down…

A collection of ramshackle structures with a mystical facade lie mysteriously deserted on the tropical island of Bali; experts investigate and uncover the ruins of a bizarre amusement park complex…

The ruins of a historic Scottish castle is now a bewitching wilderness of hidden dangers with deadly booby traps obscured afoot; experts and historians reveal a bygone Second World War…

Deserted buildings are evidence of a city’s lost industrial past.

Experts investigate the ruins of a spy’s former battlefield.

Experts examine a military cover-up with extraterrestrial objectives.

Experts investigate a classified military wasteland with a deadly past.

Experts investigate the ghostly remnants of a beautifully constructed town.

Experts uncover the haunting remnants of a settlement in the Nevada desert.

Experts reveal 10 of the world’s most iconic abandoned places.

An abandoned theme park is home to secrets of a forgotten, imaginary world.

Experts reveal how Mafiosi was imprisoned on a Mediterranean island.

An underground labyrinth can warp the mind and turn friend into foe.

A strange bunker in a treacherous landscape once belonged a notorious dictator who’s paranoid fantasies drove bizarre and elaborate feats of engineering; new discoveries reveal the secrets of these structures…

A massive, alien-like fortress built into a mountainside is the central node to a network of pipelines that race outwards like tentacles; behind-the-scenes access reveals the secrets of why this…

The ruins of an abandoned prison are evidence of a chaotic riot that put the prisoners in charge; special access to its burnt-out interior reveal how inmates took over Ireland’s…

An eerie set of buildings in Paris is evidence of an unspeakable evil; new discoveries reveal the horrific things that happened here, and why they were abandoned.

A strange bunker near the Kennedy Space Center once served a top-secret military function should doomsday ever come to the Sunshine State; experts use declassified intel to reveal the sinister…

An abandoned castle is the site of hundreds of horrific murders perpetrated by the mysterious countess who once lived there, a woman alleged to be one of the most prolific…

Abandoned towers in southern Greece are the ruins of a fearsome warrior civilization descended from the Spartans, and new discoveries reveal the role these towers played during generations of violent…

In a remote Louisiana swamp, the ruins of a massive industrial operation suggest that something evil once happened here, and new discoveries at this eerie site reveal what these abandoned…

An abandoned industrial complex by Lake Michigan was once a top-secret military compound that protected America from enemy attacks; new discoveries reveal what really happened here and why the government…

An island of dense jungle is home to an abandoned complex with a dark past of bloodshed and rebellion, and new discoveries at this deserted place reveal why it was…

An abandoned system of caves was once the meeting place of a secret society that worshiped Satan and performed black magic, and new discoveries at this mysterious site reveal what…

On a desolate island near Greece, abandoned buildings are evidence of a group of people that were forbidden to leave; experts reveal who was forced to stay here and if…

A vast network of subterranean bunkers in the American west was home to the power to destroy nations, but today, this facility is deserted, and new discoveries reveal why this…