Walk upon the mementos of the dead in this Parisian courtyard paved with medieval tombstones.

A series of abstract, silly sculptures represent the works of a great modern classical composer.

The headless bodies of more than 1,300 guillotined victims of the Reign of Terror are buried here in mass graves.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

The remains of the medieval wall that once surrounded Paris with ties to the construction of the Louvre.

A surrealist timepiece by the artist of melting clocks.

Remains of Roman amphitheater hidden in a sleepy quarter of Paris.

Commonly acknowledged as the only public monument to the Devil himself.

Indents in the pavement are all that remain from a grisly death machine in Paris.

A museum dedicated to one of Paris’s most famous residents, tucked into a corner of one of the city’s most famous squares.

A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

For more than a century, revolutionary graffiti has marked the wall of a Parisian church.

A lone cannonball remains lodged in the walls of the Hotel de Sens as a sober reminder of a revolution.