This "Palace of Purification" has made many film appearances as a dark and sinister headquarters.

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

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

A Canadian POW for German soldiers during WWII where prisoners hatched an elaborate escape plan.

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

One of the foremost Sherlock Holmes collections is hidden away at a Toronto library.

This unusual structure may be on its way to becoming a cultural landmark in Toronto.

A school teacher's massive and terrifying self-built castle.

The oldest landmark of Toronto is a testament to shifting sands.

Canada's subterranean Cold War museum has doubled as a movie set.

A collection of more than 12,000 shoes, displayed in a building shaped like a shoebox.

Little island known for its massive beachfront "flowerpot" pillars.

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

An abandoned Victorian-era amusement park is rusting away amidst luxury houses.

Willy Wonka would love this weird half-a-home.

These strikingly barren, rolling red hills were caused by bad farming practices.

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

This Toronto garden collects stares and tchotchkes in equal measure.

This natural sea cave hides a small wonderland of natural turquoise beauty.

A well-preserved network of cavernous tunnels have spent silent centuries removing Toronto's waste.

A botanically themed auditorium blooms within the world’s last operating double-decker theater.

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.

The remains of an attempt to carve a thriving metropolis from the forest, and once home to the first revolving door in North America.