Discover the history of Les Sables d'Olonne and the Vendée during WWII. Explanatory and illustrated panels, captivating film of 15 mn. Realistic scenes with 45 manikins will plunge you into the WWII atmosphere. Authentic hospital-bunker with operating theatre in action during August 1944, following a naval and air battle in front the Sables harbour, until the arrival of the French Resistance. The 20 rooms of this rare hospital blockhouse, frozen in their exceptional original state for over 70 years, have been carefully refurnished. Duration : 1 hour. 7,50€/adult, 5,50€/5-12 years old (with treasure hunt), free for First World War veteran. Open daily 10 am-7 pm (6 pm from October de December). Last admission at 5 pm. Closed in January.