Outgoing
Crypte Archéologique de l'İle de la Cité 1
Walking Tour
Crypte Archéologique de l'İle de la Cité 2

Crypte Archéologique de l'İle de la Cité

4th Arr.

Descend beneath Notre-Dame's cobblestones to walk among 2,000-year-old Roman baths, ancient ramparts, and medieval street foundations. The current "Dans la Seine" exhibition traces Paris's intimate bond with its river through mammoth tusks, Roman ex-votos, and medieval pilgrim badges recovered from the depths.

Roman ruins beneath Paris
Seine river archaeology
Family-friendly history
Interactive 3D displays

Tips

💎"underrated gem" — one visitor's take
📜"history nerds" will love it
🎫included in Paris Museum Pass

Crypte Archéologique de l'İle de la Cité

7 Parvis Notre-Dame - Pl. Jean-Paul II, 75004 Paris, France

11 €

Upcoming at Crypte Archéologique de l'İle de la Cité

Friday, Jun 12
Exhibition: In the Seine - Objects Found from Prehistory to the Present Day

Exhibition: In the Seine - Objects Found from Prehistory to the Present Day

June 12

Descend beneath Notre-Dame to discover 150 artifacts pulled from the Seine, revealing 2,000 years of Paris history from Roman piers to medieval treasures. It's a literal layer cake of the city, hidden right under the cathedral square.

Saturday, Jun 13
Journées Européennes de l'Archéologie : week-end en famille à la Crypte archéologique de l'île de la Cité

Journées Européennes de l'Archéologie : week-end en famille à la Crypte archéologique de l'île de la Cité

June 13

Walk through medieval and Roman Paris in an underground vault beneath Notre-Dame. The crypt preserves vestiges from Lutèce's ancient streets, plus a new exhibition on objects pulled from the Seine.

European Archaeology Days

European Archaeology Days

June 13 at 10am

Explore Roman Lutetia and medieval Paris through free guided tours at the Crypte Archéologique. This weekend celebrates the excavated ruins beneath Notre-Dame's square, revealing centuries of the city's buried past.