Seasons & Episodes
EP 1
Finland
Maritime archaeologist Andy Torbet investigates an ancient sea fortress that was crucial to Finland and military histori
EP 2
Britain
How Britain has defended its coastline for nearly a thousand years since the Norman invasion – seeing off threats from
EP 3
Poland
The story of how Poland, one of the most invaded countries in Europe, has survived against all the odds.
EP 4
The Netherlands
The story of how the Netherlands, locked in a constant battle with water, has harnessed this threat to become a powerful
EP 5
France
Discovering how France constructed ingenious fortifications, on a massive scale, to defend itself against attacks from t
EP 6
Spain
The impressive fortifications and defensive strategies used during Spain’s dramatic history of conflict, from the Midd
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