This notorious Canadian mental institution was home to some of the first LSD experiments and origin of the word "psychedelic."

What was once the largest mine in North America has left behind a hollow hill filled with bright blue waters.

Concrete pillars provide a beautiful canvas for Quebec City's graffiti artists.

This scenic waterfront swimming pool is the longest salt water pool in North America.

This former iron ore mine comes alive with fascinating stories of its history.

This castle was once considered as an option for the Royal Family's alternate residence, but you may know it better from the 'X-Men' movie.

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

The remains of the worst military aviation accident in Canada's history.

Two graffiti towers stand like ghosts of Vancouver's World War II-era defensive outpost.

The abandoned tuberculosis sanatorium is said to be one of the most haunted places in Canada.

This abandoned orphanage-turned-asylum witnessed a terrible chapter in Québec's history.

A sleepy little town that had the greatest landslide in North American history fall on it.

Explore the ruins of war and maritime history along this gorgeously ferocious North Atlantic seascape.

One of the final concrete ships built before World War II is now a crumbling breakwater.

Ice roads, deep holes and 3,500 pounds of diamonds.

Beautiful mostly-abandoned town only accessible by sea-worthy boat or plane.

Sitting empty in a lonely Canadian field is a century-old stone bunker sometimes called "One Man's Castle."

The remains of the worst maritime disaster in the history of the "Graveyard of the Pacific."

This extensive nuclear fallout shelter built from 42 school buses could house 500 people in its tunnels.

A long-abandoned provincial prison left to crumble in the frigid air of Ontario.

At least 14 twice-retired ships were sunk to make a lovely rusting breakwater in Comox Harbour.

Train tunnel running underneath Quebec City.

Thousand-year-old trees tower within one of the world's only inland temperate rainforests.

Unlike many reclaimed, abandoned mines, this Canadian cave system is still just a dangerous maze.