Season 1 • Episode 5
LatestAn exploration of newly discovered fortresses, dugouts, and bunkers tells the story of the innovative German engineering that made defenses resistant to massive bombardments.
A five-part series that explores the forgotten story of the incredible engineering feats and secret survival techniques of five legendary battles fought underground during World War I.
No ratings yet
Sign in to join the discussion — comments are spoiler-gated to your watch progress.
Discussion starters
GB
