This event is in the past.It took place on April 26, 2026 at Saint-Nazaire submarine base.


La base sous-marine, histoire d'une reconquête, visite commentée
Ville Port
Step into a colossal concrete fortress built for German U-boats during WWII, now reclaimed as part of Saint-Nazaire's urban fabric. This guided tour reveals the secrets of four-foot-thick walls and the site's dramatic history.
WWII history
guided tour
concrete architecture
rooftop access
Tips
🏗️"pinnacle of german engineering" — Google reviewer
🔝climb the ramp to the roof for Atlantic views
⚓pair with the French submarine tour nearby
6 €
La base sous-marine, histoire d'une reconquête, visite commentée
Ville Port


Step into a colossal concrete fortress built for German U-boats during WWII, now reclaimed as part of Saint-Nazaire's urban fabric. This guided tour reveals the secrets of four-foot-thick walls and the site's dramatic history.
WWII history
guided tour
concrete architecture
rooftop access
Tips
🏗️"pinnacle of german engineering" — Google reviewer
🔝climb the ramp to the roof for Atlantic views
⚓pair with the French submarine tour nearby
6 €
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