Statue of death tucked in the University of Medicine courtyard.

The remaining relics of the patroness of Paris lie in a chapel under a striking double spiral staircase.

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

This museum houses an imposing skeleton army comprised of creatures great and small.

Hidden away in a modern library are the remains of one of the 18th century's most celebrated wunderkammers.

A haunting collection of the vanished and disappearing natural world.

Natural history museum celebrating biodiversity with a parade of taxidermy animals.

The video game-themed street art first popped up in the French city.

This recessed garden protects thousands of mountain plants by creating its own microclimates.

Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

A glamorous hotel that once accommodated French resistance fighters and concentration camp survivors.

A popular shrine where the Blessed Virgin allegedly appeared in 1830, displaying a holy armchair and two incorruptible remains of Lady Saints.

Saintly bones pressed into a wax effigy of a Catholic superstar.

This mural painted by Keith Haring was done without payment as a gift to entertain the children at the Hôpital Necker.

Exquisite wall sculptures carved in secret by an early quarryman in an obscure corner of the Paris Catacombs.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

Abandoned railway line circling the city of Paris.

The industrial architecture honors the laborers who brought the Exposition Universelle of 1900 to life.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

135 bronze medallions mark a French meridian line which once rivaled the hotshot Greenwich timeline.

The floorboard scrawling of a tragic madman is on public display outside a Paris hospital, much to the dismay of its opponents.

This Parisian café is dedicated to great tea and the art of knitting.

The personal library of the founder of modern neurology is open to visitors.

During the summer months, giant teddy bears take over Paris near Les Gobelins metro station.