Odd stone and concrete monuments in the "Poet of the Sierras" eclectic folly garden.

Neoclassical Revival mansion and set of horror cult classic Phantasm.

The memorial to the victims of the Jonestown Massacre carries the names of 918 lost, including one name people wish wasn't there.

One of Japan's most famous sights, the bridge was originally built in 1673.

Hot springs monkey spa in the middle of Hell's Valley.

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

A majestic lion statue guards this Parisian botanical garden, and feeds on an unsettling item.

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

A counter-culture bookstore like no other hides in plain sight in the streets of Paris.

An overlooked marble is the only surviving in-place 18th century example of the measurement that changed how we define distance.

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

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

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

This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.

A curious collection of locks and keys.

France's national museum of scientific and industrial instruments.

This massive library holds what was once the largest book collection in the world.

With a history of slaughter, feast, and famine, remnants of the pork industry decorate this area--even its church.

Inside a former cabaret, seven floors of erotic art.

Stroll through retro Paris while shopping for old postcards and discarded doll heads.

The oldest stone house in Paris was built by its most famous alchemist.

Behind the pink curtain, Au Bonheur du Jour, an art gallery of erotic archives.

This Parisian café sticks almost exclusively to an ethos of reuse.

A unrivaled and rather horrifying collection of wax dermatological models.