A historic Montreal market that was the city's agricultural hub for over century.

One of Canada's oldest museums, the beautiful Redpath has been serving up Natural History and Ethnography since 1882.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

This 1967 experiment in modular architecture was designed to be a new model for urban living.

Montreal's giant farmer's market is a foodie's best friend, especially in the winter months.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

A dream-like maze full of strange art, surreal spaces, and fantasy landscapes to get lost in.

Named after a militant urban guerilla, this famous former squat is a graffiti-covered stronghold of leftist culture.

From Iggy Pop to David Bowie to Nick Cave, this regal music studio has served some of the all time greats.

A 12th-century fortress containing some of Berlin's oldest buildings.

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

A clerical error gave rise to this imaginary micronation in the southwestern corner of Estonia.

This replica small town lets visitors take a stroll through the story of progress in the U.S. via thousands of Americana artifacts.

Hidden in an Italian forest is a completely homemade amusement park that has taken a lifetime to create.

This hidden Art Nouveau courtyard is an opulent feast for the eyes.

According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

Geothermal waterfalls in Tuscany.

Stalactites and stalagmites in a beautifully lit cave.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

This small gallery nestled inside an old botanical glasshouse is a quiet place to enjoy art and nature.

Walk inside a half mile long crevice right outside the town of Garmisch Partenkirchen.

An abandoned train station in Munich constructed for the 1972 Olympic games.

This strategic isle was once swapped between empires and almost entirely destroyed in a bomb explosion.