This room was originally a *cloche de fontis* (bell-shaped cave formed by a tunnel collapse). The French flag and the sign commemorate its building and gave its name to the room (*Salle du Drapeau* or "flag room")
![](https://cdn1.28dayslater.co.uk/xf/2017/07/1448005_a49618d612a2f656cdd2b2ba7c2ec82a.jpg)
Scanned with the iPhone12 Pro and Scaniverse. Please feel free to follow my collections of daily scans ([link](https://skfb.ly/6YuwK)) as well as my scans in San Francisco, Paris, or in the catacombs: [link](https://sketchfab.com/edemaistre/collections)