
Musée Devoir de Mémoire - Blockhaus L-434
Saint-Omer · Pas-de-Calais · Hauts-de-France
The Duty of Memory Museum is located in the Blockhaus L-434, a military fortification situated in Saint-Omer, in the Pas-de-Calais. This museum is dedicated to the preservation and transmission of historical memory, particularly that linked to World War II and the coastal fortifications of Nord-Pas-de-Calais. The blockhaus, a remnant of the defensive system of the Atlantic Wall, constitutes in itself a major heritage element and a testament to the realities of this period. The museum offers a documented approach to the local military and historical context, combining the importance of the architectural site with the exhibition of collections and testimonies. It represents a space of memory centered on the regional history of the conflict.
Practical information
Opening hours
Today · 09:00–13:00, 14:00–17:00
See the rest of the week
- Monday
- Closed
- Tuesday
- Closed
- Wednesday
- Closed
- Thursday
- Closed
- Friday
- Closed
- Saturday
- 09:00–13:00, 14:00–17:00
Hours may vary by season. See current hours →
Address
5 Rue des Madeleines
Phone number
+33 6 30 21 43 13Official website
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View on Google MapsGetting there
Getting there
Nearest station
About 20 min walk from station Saint-Omer (or 5 min by car).
City
30 min by car from Hazebrouck.
Nearest station
About 20 min walk from station Saint-Omer (or 5 min by car).
Parking
On-site parking.
Reference city
30 min by car from Hazebrouck.
Distances and times calculated from © OpenStreetMap contributors data · calculated on 2 September 2026
Nearby
Prison de la Motte Castrale
Museum · Saint-Omer
Maison du Patrimoine de Saint-Omer
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Cathédrale Notre-Dame de Saint-Omer
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Musée Sandelin
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Musée Henri Dupuis
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Collégiale Saint-Pierre d'Aire-sur-la-Lys
Religious site · Aire-sur-la-Lys
Galleries nearby: Galerie Art & Motion (16.9 km), Galerie des remparts (17.2 km), Provost Hacker (19.6 km).
Other museums in Hauts-de-France
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