Seasons & Episodes
Conspiracy on Death Island
A strange, abandoned mansion on a remote island is central to countless conspiracy theories, and new discoveries reveal
The Doomsday Castle
An abandoned eerie structure in France could have doomed the Allies in World War II, and new discoveries at this mysteri
The Devil's Lair
When a top-secret Nazi base is discovered in France decades after the war ends, experts use cutting-edge tech to reveal
Hitler's Forbidden Island
New discoveries on the Channel Island of Guernsey, strangely fortified by the Nazis, reveal the terrifying truth behind
Mystery of the Nazi Nukes
When a secret bunker and a vast network of tunnels are discovered after World War II, experts use cutting-edge tech to u
Hitler's Invisible City
As the Soviet Army pushes the Nazis out of Poland, they discover a massive city of over a thousand buildings covering te
Inside The Terror Factory
Guided missiles, the Wasserfall, and the war-changing V2 were dreamed up and tested in Peenemunde, a German seaside city
Secret Nazi City
Germany's preparations for WW2 began years before 1939. Under various guises, Germany began work on what would become th
Secrets of the Owl Mountains
In Poland lies a forgotten Nazi complex which could have sheltered up to 27,244 people from Allied bombs, the purpose of
Underground Superweapons
Hidden in a remote mountainous forest is a structure nicknamed the Fly Trap or Hitler's Stonehenge. Researchers still ha
Secret Relics of Nazi Research
Outside the town of Politz lie the ruins of what was once one of Germany's most important assets - a place that kept the
Mystery Beneath The Castle
Secrets of Hitler's Castle: When the Nazis took Ksiaz Castle, it wasn't for the view. Secret staircases and lifts were b
Secrets of Vogelsang Castle
Built in 1934, Ordensburg Vogelsang, a virtual Nazi Castle was constructed with the intention of building the New German
Curse of Himmler's Castle
In 1933, Heinrich Himmler signed a 100-year lease for Wewelsburg castle in Büren, Germany. The space became a clandesti
Into the Wolf's Den
Allied forces stumble across a sprawling complex in the French countryside. What did the Nazis have planned for this mys
Run Silent Deep
A chilling discovery in the furthest reaches of Eastern Canada hints at the true depths of the Nazis' seafaring capabili
Terror Out of Sight
Scientists in Kamienna Gora work to keep the Luftwaffe flying but are they also building Hitler's next revenge weapon?
Underground Terror
A vast network of Nazi bunkers buried in the Hague tells the story of the greatest battle of WWII that never was.
Nazi Gold
Where are the missing billions? Exploring the tunnels, lakes, and secret caches used by the Nazis to hide spoils of war.
Last Stand
Why did the Nazis fight tooth and nail to protect the city of Luban? Abandoned factories, hidden tunnels, and strange ru
A Secret Canal
With Nazi Germany's rise to power, a long-abandoned canal project in East Prussia is resurrected, but the true purpose o
Darkened Turrets
As Hitler's shadow engulfs Europe, ancient castles across the continent fall under Nazi control and are transformed to s
A Secret to Win the War
In 1942, a mysterious technology is facilitating a deadly Blitz. Desperate for answers, British intelligence sets its si
Vengeance Under the Dome
As Allied bombing raids escalate, a massive concrete dome rises from the French countryside, reportedly concealing a cru
Island Battleship
After the Allied landing in Normandy, France falls city after city - but a small island fortress off the coast becomes t
Wolves in Wolves' Clothing
Deep in the forests of East Prussia, a sprawling Nazi complex becomes the nerve centre of Hitler's empire - and the site
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