Extras

Nazi Mega Weapons

Episode 5 Preview | The Siegfried Line

Preview: S2 Ep5 | 30s

Learn how the German Army secretly worked on one of history's greatest fortifications.

Nazi Mega Weapons

Scenes from The Siegfried Line

Clip: S2 Ep5 | 1m 1s

Watch the story of one of the greatest fortification systems in the history of warfare.