At the end of the 18th century, bones from the unsanitary cemetery in Les Halles were taken to the old Montrouge quarries, which became the Catacombs in 1810. Today, visitors can wind their way through this network of tunnels 20 meters underground, where six million Parisians are buried.
1 place Denfert-Rochereau75014 ParisPhone: 33 1 43 22 47 63
