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

Eternal resting place of the grave robber and murderer who served as inspiration for many of cinema’s famous madmen.

Roadside tribute to a staple of eastern European cuisine.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This picturesque mansion has gone from opulent ruin to nature museum.

Protecting the future of some of the rarest and most misunderstood mammals of North America.

Abandoned former poorhouse, bible college, and haunted house in an Ohio hamlet.

Two adjoining collections of 19th-20th century physics apparatuses and instruments.

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

House of vintage taxidermy and Steampunk sculptures in a quiet Pittsburgh neighborhood.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

Medical history museum featuring a lovely doctor's office from the 1800s.

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

This collection started by a Cornell professor once held more than 600 human brain specimens, including the one that belonged to its founder.

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

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

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

Secret Swing.