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

A short distance from the Eiffel Tower is the final resting place of several of the city’s more well-known and interesting characters.

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

A museum of magic with a Sadist past.

A favorite Paris bar for U.S. expats, including Gershwin, Hemingway, and James Bond.

A grotto-like lodge decorated with gilded mosaics, rocks and a noisy waterfall was the setting for the most sumptuous pleasure house of 1900s Europe.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

A font of vintage porn on the silver screen.

What looks like a normal building is really a hollow facade hiding a subway vent.

A Belle Epoque bordello turned into a themed love hotel.

Egyptian Revival movie palace abandoned for decades and restored in 2013.

Claude Monet was baptized in this lavishly ornate Paris church.

BDSM, 1930s Style.

Original cabaret handbills, posters, and feline artwork are a purrfect highlight of the Museum of Montmartre.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

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

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

Paris' linguistic guide to the international language of, yes, love.

Inside a former cabaret, seven floors of erotic art.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

Museum showcases Japanese sexuality and some amazing ocean views.

A taste of the macabre Tokyo's ritzy shopping district.

Japanese company creates clone dolls that reside in the "uncanny valley."

After a profound show of devotion for his master, a dog becomes the symbol of loyalty for an entire nation.