|Need a hotel nearby?|
Paris - Bourges along the Green Meridian
This route on your website
During the excavation, workers frequently got injured and killed due to collapsing corridors. They were taken care of in the hospital above, because there was already a hospital here in the Middle Ages.
The catacombes are old corridors created from extracting limestone blocks. In the 18th century, there was serious submergence due to collapsing of these corridors.
The main graveyard of Paris, Cimetière des Innocents, got seriously overcrowded in the 18th century. All of the bodies of Cimetière des Innocents were exhumed and put in these corridors to support them.