S3 E1 • The Desert Ghost Fleet

The programme looks at a mysterious group of rusting ships stranded in an arid desert, a monstrous defensive line on the snow-covered peaks of the Italian Alps, a ghostly collection of buildings, and the sunken remains of a unique vessel.

Première diffusion : 26 mars 2019

S3 E2 • The Underwater Prison

An abandoned prison beneath the water, a tunnel in the heart of a mountain, concrete towers hidden in the woods and a rusting coastal relic.

Première diffusion : 2 avril 2019

S3 E3 • The Siege Of Sarajevo

Concrete channels hidden in a mountaintop forest, a collapsing bridge, a marooned military base and the upright rusting carcass of ship.

Première diffusion : 9 avril 2019

S3 E4 • Sabotage In The Mountains

A towering structure with an explosive past, a deserted cityscape, a mysterious top-secret facility and a vast Nazi construction.

Première diffusion : 16 avril 2019

S3 E5 • Germany’s D-Day Fortress

A devastated cliff-top ruin, an extraordinarily tall tower, a concrete structure stranded at sea and a heavy metal monster in a field all feature.

Première diffusion : 23 avril 2019

S3 E6 • Hitler’s Wonder Weapons Bunker

Hidden tunnels that saw a city prosper, a sunken wreck with a remarkable past, a concrete wartime dome and a mysterious Cold War building.

Première diffusion : 30 avril 2019

S3 E7 • A Ghost Town in Spain

A village ruin, pitted and scarred, a ghostly fleet of ships, a bridge to nowhere hidden in a forest and strange metal structures in a wood.

Première diffusion : 7 mai 2019

S3 E8 • England's Abandoned Village

An eerie, empty country village which hides a sad secret, a mysterious tower battered by the elements and a disused railway deep beneath the streets of a city.

Première diffusion : 14 mai 2019

S3 E9 • Behind The Berlin Wall