An old spiral fire escape dangles above a public courtyard in Midtown Oklahoma City.

The site of the climactic scene from the classic horror film is now a historic landmark.

This private island is still in the family after a 400-year history including a witch hunt and a pirate.

Dug as a secret royal escape route, the tunnel became a wartime bomb shelter and dumping ground for vintage cars.

A home covered with elaborate mosaic and other pieces of art.

A small Japanese village claims to be the final resting place of the son of God (and God's other son's ear).

Hundreds of glow-in-the-dark objects light up a museum in a historic zinc mine.

What is it about mushrooms that makes people wish they lived inside of them?

Paris' linguistic guide to the international language of, yes, love.

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

The abandoned "Ghost Mansion" was left to decay in the mountains of Northern Italy.

A refurbished locomotive from a bygone era in the middle of the Jordanian desert.

One of the oldest living oak trees in the Southeast.

The hallucinogenic center of the ancient world.

This underground holding cell was forgotten for over a century and rediscovered in the 1960s.

What was once believed to be a church floor turned out to be the artwork of geology.

Artifacts from a battleship sunk at Pearl Harbor displayed in the Capitol building of its namesake.

This macabre masterpiece of a mural is one of Francisco Goya's "Black Paintings."

Across the islands, baked goods, sauces, and much more are for sale 24/7.

This otherwise innocuous bodega was once the headquarters of the most feared assassin's guild in American history.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

What do we know about the real woman behind one of the Beatles' most famous songs?

The hidden offices underneath Memorial Bridge have been locked up since 1976.