Name: The Invisible Enemy
Genre: Comedy
Duration: 25 min

Explore your world with powerful and insightful news and information documentaries from the worlds of science, nature, medicine and outdoor adventure.

Discovery HD

Expand your horizons with powerful and insightful news and information documentaries from the worlds of science, nature, medicine and outdoor adventure.

Discovery

An epic structure in N.J., where an extraordinary craft met a tragic end; a secret subterranean network in London, said to have inspired the author who created James Bond; and an Italian country retreat, designed to brainwash children.

Mysteries of the Abandoned

Churchill's Shadow War

A secretive facility in New Jersey infiltrated by a Soviet spy ring; an island stronghold in Greece, besieged by the Nazis; and a palatial compound in Peru that held lavish parties for the country's elite.

Fort Traitor

Ignite your curiosity  with Discovery Channel.

A military base in Oregon, linked to a mysterious wartime mission; a secret facility in Scotland, besieged by militant protestors; and a place of learning in Oklahoma with a troubling legacy that still runs deep.

The Invisible Enemy

In Michigan, a top-secret military base embroiled in an unexplained disappearance; an Italian wonderland, shattered by links to the Mafia; a California transportation hub that inspired lasting change; and a Croatian complex drawn into a brutal conflict.

Cold War Cover-Up

An iconic Philadelphia venue that set the stage for era-defining artists; a French compound, where a staggering deception was launched; and a Malaysian mansion, the scene of a baffling crime.

Agent Zigzag

Nazi towers in Berlin, defended to the bitter end by child soldiers; a Chicago institution, once the largest of its kind in the world; an eccentric vision in the Malaysian jungle; and a complex in San Francisco, born from the ashes of tragedy.

The Nazis' Last Stand

An illustrious sporting complex in Atlantic City, infiltrated by a notorious gang; a tranquil Japanese island, converted for a chilling cause; and a top-secret bunker in Lithuania raided in the name of freedom.

Japan's Poison Island

A dilapidated mansion in Virginia, raided during the Civil War; the nerve center of a heroic rescue mission in England; palatial ruins in Estonia that hosted a formidable empress; and a fitness facility in Detroit where a champion made his name.

D-Day Castle

A remote island near Peru, besieged by a violent rebellion; a peaceful refuge in Nevada, that offered hope to its occupants; a French worker's paradise, seized by an invading force; and a rural Italian settlement trapped in a downward spiral.

Do-Over Ranch

In the new season of Mysteries of the Abandoned, we travel the globe to uncover the secrets of long-forgotten buildings. From shadowy military installations to desolate ruins that became beacons of hope, each haunted shell tells its own dramatic story.

The Beer Riot

A serene institution in the American Midwest, seized in righteous anger; a subterranean lair in France designed with a disturbing objective; a Spanish settlement, concealing a story of forbidden love and ruthless retribution.

Blood Wedding

Watch TV Networks, Shows and Movies | DIRECTV

The latest movies and must watch shows!

Watch The Pitt exclusively on the HBO Max app, included with an HBO Max subscription.

Data/messaging rates may apply for app download/usage. HBO Max subscription required.

Welcome to your ultimate entertainment destination. Watch new episodes of School Spirits and more all in one network.

Watch exclusive originals like heartfelt comedy American Classic, Hollywood hit movies & more.

MGM+ is a trademark of Metro-Goldwyn-Mayer Lion Corp. All copyrights, trademarks, and other intellectual property or proprietary rights are the property of their respective owners.

Watch visionary original series like Outlander, Outlander: Blood of My Blood, Spartacus: House of Ashur, Power Book, BMF and much more.

Some of the biggest engineering projects that lie in ruins; cities that are empty ghost towns, bridges that were never finished and roads to nowhere; these deserted places are home to many mysteries and untold secrets.

S13 E10 | The Invisible Enemy