S5 E6 ∙ Ghosts of the Swamp ∙
Forgotten relics from the defence of America's homeland, concealed by the banks of the Mississippi, and a concrete behemoth on the French coast that proved invulnerable.
Forgotten relics from the defence of America's homeland, concealed by the banks of the Mississippi, and a concrete behemoth on the French coast that proved invulnerable.
The desert town that faced a disaster of biblical proportions.
The underground base with the power to destroy a nation.
Claustrophobic prison cells that contain a story worthy of international acclaim.
A secretive underground base that concealed the power to destroy nations.
A marooned ironclad structure off the coast of England.
Forgotten relics from the defence of America's homeland.
An American prison for the violent and deranged with links to an infamous cult leader.
An Albanian village home to Allied secret agents.