Thiers wall
The Walls of Paris (French: "enceintes de Paris" or "murs de Paris") refers to the city walls that surrounded Paris, France, as it grew from ancient times until the 20th century, built primarily to defend the city but also for administrative reasons. Several successive city walls were built over the centuries, either adding to existing walls or replacing demolished ones, through 1846, when construction of the Thiers wall was completed. The city walls of Paris include: