This bridge was constructed from the rubble of the infamous Bastille.

The Cimetière des Chiens et Autres Animaux Domestiques is one of the oldest pet cemeteries in the world.

This medieval tower is all that remains of the castle where Joan of Arc was held before being burned at the stake.

A museum which takes visitors to the côté obscure of Paris.

Walk through spectacular aisles of hanging meat and wagon wheel–sized cheese at the world's largest wholesale food market.

One of the oldest masonic museums in Paris.

An ancient monastery, a locked room, and a mysterious book heist.

Since ancient times these picturesque springs have been providing bathers with healing waters.

Museum in a swimming pool where the water still flows.

This structure atop a craggy cliff in one of the most beautiful parks in Paris boasts an unbeatable view.

The narrowest street in Paris.

The spiral staircase hidden inside this giant Parisian column was likely built for Catherine de Medici's astrologer.

The world's largest reflecting pool is just two centimeters deep.

The oldest and smallest cemetery in Paris is only open to the public twice a year.

Beggars were miraculously "cured" of their fake ailments when they returned home to this 17th century Paris slum each night.

The artist and his brother are buried in a landscape straight out of a van Gogh painting.

This innocuous-seeming building is actually the remnant of a major wartime brothel.

Despite being considered a thoroughly American sport, basketball's oldest surviving playing field is found in the basement of a Paris YMCA.

A beautiful and classically designed villa, with an hourly infestation of monsters.

This little-known relic crypt holds stolen parts of a Roman Empress.

This stunning French estate was so lavish that it landed its original owner in jail for the rest of his life.

The great Italian Renaissance painter was laid to rest here in the Chapel of Saint-Hubert.

A public park off the beaten path with a beautiful waterfall and 13th century Cistercian abbey.

This ancient Roman bridge and aqueduct still stands as a wonder of classical construction.