A beautiful geyser under environmental threat.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

This abandoned amusement park was built on a site with a dark history.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

An emporium for the weird, creepy, rare, and just plain gross.

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

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

The first declared National Monument in the United States.

A beautiful 62-acre Catholic shrine and botanical garden.

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

Eighteen miniature death-scene dioramas.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

This shop for all your super spy needs hides an educational secret.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

Venue for strange sideshow displays and musical acts.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

Mysterious rocks that ring musically when struck.

Just a few miles from downtown Atlanta is a trail covered in a crazy collection of outsider art.

This New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

The seamy, underground secrets of Portland's criminal past.