Title: Historiographie des "dessous chics" des Capucins ou l'histoire de hôpital Cochin, vue par le prisme des carrières
PDF of the article by Gilles Thomas:
you descend below Paris, at the level of the old underground limestone
quarries, you could well be travelling back in time. If you want to
reach this part of Paris, it only takes 2 minutes to descend
approximately 20 meters.
From there you explore a labyrinth of corridors created more than 200
years ago, with engraved inscriptions which bear the names of overhead
streets, written during the period fron the end of the XWIIIth century
to the beginning of XIXth century.
For people who can't visit the Parisian "catacombs", having a look at
the city's underground maps (especially those drawn by cataphiles) can
be a good substitute for this real time travel. "