You can discover 500 meters of the restored galleries in a guided tour that immerses you in the history of the Citadel.
Along the route, 3D animations, projections and sound effects reinforce and illustrate the guide's narrative.
This guided tour allows you to dive into the bowels of the Citadel. So as to better understand its history and that of its underground passages, and also to become aware of all the work invested in the construction of the fortress.
Book your activity
It is advisable to book your underground tour online or if you have not done so, to arrive at least 30 minutes before departure time. The number of places is limited.
You can only book your online tickets on the day of your tour, not in advance. Departure of the tour is at the Terra Nova Visitor Centre.
Tickets purchased online cannot be refunded if you cancel the visit.