The cellar of a former factory is now home to a collection of gloves, machines, and tools of the trade.

An often-shuddersome journey into a low-tech, robotic themepark.

A colorful piece of contemporary art cheerfully clashes with Lyon's historical architecture.

Perfume museum and library.

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

Abandoned railway line circling the city of Paris.

France's most famous cemetery, with some of its most curious tombs.

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

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

A history of tragedy and a pile of eerie stories have contributed to this house's consistent ranking as one of the most haunted places in Ohio.

Medical history museum featuring a lovely doctor's office from the 1800s.

Unique collection containing a wide and curious range of contraceptive items.

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

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

This museum in a Paris apartment gives a unique look at the iconic French singer's life.

A collection of Witchcraft artifacts and occult paraphernalia started by the leader of the Long Island Coven.

An iconic and eccentric bar for "Manouche" Jazz music keeps expanding its space—and its influence.

The history of radiation is on safe display at the foot of a radiation science laboratory.

An immersive projection art installation uses sound, scale, and light to take visitors inside classic works of art.

Noirish green neon marks the location of one of the oldest private detective agencies in France.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

Two awe-inspiring globes from the reign of the Sun King hang from the ceiling of France's national library.

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