Paris's earliest burial grounds were to the southern outskirts of the Roman-era Left Bank city. In ruins after the Western Roman Empire's 5th-century end and the ensuing Frankish invasions, Parisians eventually abandone… See more

As one visits the catacombs, a sign above reads Arrête! C'est ici l'empire de la Mort ("Stop! The empire of Death lies here"). The Catacombs of Paris became a curiosity for more privileged Parisians from their creation, a… See more

Because the catacombs are directly under the Paris streets, large foundations cannot be built above them and cave-ins have destroyed buildings. For this reason, there are few tall buildings in this area. See more

• Odessa catacombs
• Catacombs of Rome
• Catacombs of Kom El Shofaqa
• Cataphile See more

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• Quigley, Christine (2001) Skulls and skeletons: human bone collections and accumulations. McFarland, Jefferson, NC, US. pp. 22–29
• Riordan, Rick (2008) The 39 Clues Boo… See more