Monsters and miniatures are held in equal esteem at this wondrous museum.

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

This historic island prison holds one of the dungeons from the Count of Monte Cristo even though it is a work of fiction.

450 dead and frozen fish, proudly on display in Japan.

Closed for decades, this strange symbol of Japan's Expo '70 has finally opened its psychedelic insides to the public.

Be a ninja - or just act like one.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

The self-mummified monks of Japan.

Meet the world's longest tapeworm in a collection that really gets under your skin.

This faux-seedy Japanese arcade is made up to look like a maze of alleys straight out of a cyberpunk dystopia.

Once the most densely populated place in the world, this island is now a ghost town.

The Argonaute submarine was the French navy's pride and joy in the 1950's.

Beggars were miraculously "cured" of their fake ailments when they returned home to this 17th century Paris slum each night.

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the century.

A font of vintage porn on the silver screen.

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

Museum on French naval history, with magnificent figureheads, a historic diving suit, and a boat used by Napoleon.

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

Paris' fabled purveyor of exotic taxidermy and natural history curios.

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

This small New York museum celebrates the mountainous artwork of a Russian mystic.

Possible relics of the ancient Roman city are hidden in this restaurant's façade.

Make a tough dinner decision: Octopus wasabi roulette or bull penis?

Hidden in an ordinary Midtown building is a one-room museum dedicated to the greatest escape artist.