Down a cobblestone alleyway is a museum dedicated to Romanticism, with a secret garden.

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

A museum of magic with a Sadist past.

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

One of the oldest medical collections in Europe focusing on rare surgical instruments.

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

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

Notorious artist squat renovated into legal studios.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

For those late-night mollusk cravings.

One of the most photographed buildings in a city known for its Modernista architecture is an abandoned squat.

A stately palace has been converted into the world's largest cannabis museum.

This whimsical winery by Antoni Gaudí looks ripped from the pages of a fairytale.

Smallest house in Toronto sits on a lot meant to be just wide enough for cars to drive through.

Fall down the rabbit hole into a surreal journey of human consciousness "from ass to soul."

Blitzkrieg bop your way through Berlin's Ramones Museum.

What started as a tongue-in-cheek shrine is now a full-blown museum celebrating "The Hoff" and his longtime love affair with Berlin.

Where once there was a train station bathroom, there is now this German burger joint.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

A slice of central Asia in the middle of Berlin.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

Contains some of the world's more disturbing wax anatomical models.

A dismembered holy head stares out from her beautiful reliquary at the St. Dominic Basilica.

Geothermal waterfalls in Tuscany.