An Oxford museum where visitors can have tea with the Mad Hatter and climb through the wardrobe to a fantasy land.

Camera cars and condom bikes built from scrap and one man's passion.

Ruins battered by centuries of war and disaster offer a wondrous glimpse of medieval Ireland.

A corkscrew-shaped barn in Ireland.

An 80-year-old plane tree is devouring an iron bench at Ireland's oldest law school.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

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

This Parisian fountain is a little bit fantasy and a little bit nightclub.

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

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

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

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

A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

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

A mechanized clock where a man fights off a dragon, crab, and rooster.

This charming cobbled backstreet is the most Instagramable street in Paris, much to the residents' annoyance.

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

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

Legend says this is actually a heartbroken prince waiting for his true love's kiss.

One of the world's largest collections of medieval religious art.

A menacing statue of this mythical creature can be seen at the legendary site of the monster's lair.

A statue honors the children who fought Nazis in Poland.

A church filled with the bones of hundreds of virgins martyrs—or so they say.

This dockworkers' lunch joint has been left leaning by a century of storm floods.