![A pool of crystal-clear ground water discovered by quarry workers. The water was subsequently used for mixing cement for works in the Catacombes.
[Catacombes - Place Denfert-Rochereau - Paris] catacombes_AJP5335.jpg](../../galleries/France/Paris/Catacombes/catacombes_AJP5335.jpg)
A pool of crystal-clear ground water discovered by quarry workers. The water was subsequently used for mixing cement for works in the Catacombes.
[Catacombes - Place Denfert-Rochereau - Paris]
A pool of crystal-clear ground water discovered by quarry workers. The water was subsequently used for mixing cement for works in the Catacombes.
[Catacombes - Place Denfert-Rochereau - Paris]