Colin Stokes "got a bit carried away" and built a castle that looks like something out of Tolkien.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

In the loving memory of a tragically deceased role-player this Illinois park is decked out with both dungeons and dragons.

A kitschy, creepy St. Louis mainstay.

A creepy sculpture of a decapitated head invites viewers to see St. Louis through its empty eyes.

A plaque on the side of a parking garage marks the burial place of a great Ottawa chief.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

One of the oldest active carousels in the country—but it might be missed by all but the keenest-eyed boardwalk strollers.

After 800 years, Europe's oldest elm tree has met its end.

This cannonball embedded in the side of an Edinburgh house once served a surprisingly pedestrian purpose.

According to legend, this tomb holds the secrets to time travel.

A labyrinth hides in plain sight at each of the city's 270 Tube stations.

Once considered one of the country's finest motte and bailey castles.

The pit stop from "The Texas Chainsaw Massacre" now serves beef and pork barbecue, not people.

This Boy Scout retreat acted as "Friday the 13th"'s original Camp Crystal Lake.

Was the ravaging reptilian that terrorized this village a dragon, or an escapee from a London menagerie?

This knick-knack-covered house (complete with a matching van) is a charming oddity in the middle of a modest downtown neighborhood.

A miniature representation of Canadian cities and landmarks in incredible—and sometimes hilarious—detail.

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

A fantastic place to see murals, and an important location in the history of Toronto's legal street art scene.

The townhouse where the "Blood Countess" Elizabeth Báthory started her murderous career.

Fantastic stainless steel dragon gates complete with mesh wings.

The author of Frankenstein is buried here, along with her parents and the heart of her husband, the poet Percy Bysshe Shelley.

One of the oldest bridges in Norwich was used during the English witch trials and is said to be haunted.