Exploring the remains of La Chemin de Fer de Ceinture, Paris.
The orbital railway within the old city walls which never fulfilled its builders' hopes.
The photos presented are of the sections so far explored. It is a work in progress.
Also included is a look at the remains of the Ligne d'Auteuil, where separate from the Petite Ceinture.
The Champs de Mars branch will be covered as well, eventually.