Folklore says this medieval fortress was plopped atop a portal to hell to trap the demons below.

A hidden three-foot-wide house separates these two regal churches.

One of the dwarven trees dates back to 1625 and survived the Hiroshima bombing.

This massive, ancient stone was disassembled and then put back together again.

A monument to the 17,000 Chinese who worked and died to build Canada's Pacific Railway.

A memorial to the tens of thousands of Irish who fled to North America during the Great Famine.

This colorful creation wasn't always a welcome part of Toronto's Moccasin Trail Park.

Cat art as far as the eye can see.

This Irish museum in a historic 19th century market pays tribute to the glory of butter.

More than 5,000 contemporary and "historic" mustards from around the world.

A master plumber has turned his love of art and toilets into a folk museum that's not taking the piss.

A fascinating little museum dedicated to the thousands of chemical substances concealed in our food.

This Cheshire museum has cuckoo clocks, a rare pipe organ and vintage motorbikes. But mostly cuckoo clocks.

Ever wanted to can Spam?

The largest collection of handbags in the world, the oldest of which were used to carry Bibles, primarily by men.

Thousands of lawn gnomes have infested this Australian roundabout.

A set of 27 bamboo tubes creates an eerie soundscape that changes with the wind.

This hidden gem of a garden has one of the only surviving Victorian ferneries in America.

This Toronto garden collects stares and tchotchkes in equal measure.

Lost subway station nestled beneath Toronto's busy commuter line.

One of Canada's most incredible rare book collections holds hundreds of thousands of gorgeous tomes that the general public can touch.

A book collector's dream, this Toronto bookstore has the world's first "Biblio-Mat," a random book vending machine.

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