The underground quarry Port Mahon is one of the oldest quarries of Paris. Its use dates back to the 15th century. It has been classified historical monuments January 4, 1994.

The plaque in the wall gave its name to the quarry: path of Port Mahon.

A beautiful writing in the second underground level of the quarry of Port Mahon.

The lower level of the underground quarry of Port Mahon.

This place is called Quarrymen's footbath but it's particularity is to be the first geological drilling in Paris, in the oldest medieval quarry of Port-Mahon, close to the official Paris catacombs.

This place is called Quarrymen's footbath but it's particularity is to be the first geological drilling in Paris, in the oldest medieval quarry of Port-Mahon, close to the official Paris catacombs.

This place is called Quarrymen's footbath but it's particularity is to be the first geological drilling in Paris, in the oldest medieval quarry of Port-Mahon, close to the official Paris catacombs.

A forest of pillars in the lower level of the quarry of Port Mahon.

This place is called Quarrymen's footbath as written on the signs

An engraved plaque in the catacombs of Paris:

Optima quæque dies miseris mortalibus ævi.
Prima fugit, subeunt morbi, tristisque senectus:
Et labor, et duræ rapit inclementia mortis.
Georg. Virgil.lib III V.66.