The opinions expressed in the following episode do not necessarily reflect those of the minds of madness podcast.

Listener discretion is advised.

There's a very peculiar looking barn that sits on an old farm in Caledon, Ontario.

Not another one like it in the entire region.

Only a handful in the entire country.

Situated atop an ancient foundation of carefully placed stones, vertical boards and batons,

milled 130 years ago from Canadian lumber, make up the building striking, yet mysterious exterior.

But it's not the stones or old wood that would catch your eye.

It's the strange shape, a perfect octagon.

Although there were a number of practical and agricultural reasons for the farmer to build his barn this way,

such as increased floor space and cheaper construction costs, it said the farmer who built it had another reason as well.

A spiritual reason.

Because in a building with no sharp corners, there was nowhere for the devil to hide.

If only that farmer had been right.

For me now, as we examine one of Canada's most twisted and notorious criminals, some called them the house hermit,

others called them the cottage killer.

You'll hear the story of a sadistic murderer and serial rapist who terrorized Ontario's cottage country and led police on a trail of horror all the way to the Pacific coast.

In 1991, a unique octagonal barn in Ontario caught the eye of two antique dealers.

Two men always on the lookout for interesting acquisitions, scouting for treasure among items many people would otherwise just throw away.

The two men were David Snow and Derrishah.

David, an owner of a store in the town of Orangeville, Ontario, called simply timeless antiques and Derrish, his business partner.

For Derrish, it was always about the business.

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