The "mysteries" of this quintessential roadside oddity were almost destroyed by neglect but were saved by fans of kitschy wonder.

This 45-story tall abandoned skyscraper is the third tallest building in New Orleans and Lousiana.

This New Orleans statue of a portly figure in a goofy hat pays homage to a classic of satirical literature.

This magnificent Cincinnati graveyard is also a popular public park.

Tour the sci-fi-esque reality of governmental disease management.

Like Mars, but much closer.

Constructed in 1882, this jail once housed local inmates and the sheriff's family all under one roof.

This abandoned dream castle and its cemetery look out over the city that once inspired their creation.

Faces carved into the cliffs create an otherworldly walking trail.

Mausoleums, astronomy, and animatronic dinosaurs at this memorial to an assassinated American president.

The spectacular collection of one of the world's best woodcarvers.

This shrine to McDonalds' most iconic sandwich holds a 14-foot tall burger.

First a root beer ad, then a golf course clubhouse, and finally a massive teapot.

A circle of giant painted vases in the former pottery capital of the United States.

Could it have picked a better place to land?

A stone arch leads to a cavernous 1930s spring house tucked away in the Pennsylvania woods.

An occult-y, historic hotel with the World's Largest Ouija board on the roof.

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

Pennsylvania's own Roswell-style UFO mystery.

A macabre farm reserved part of its 222-acres for dead bodies, all in the name of science.

Two gems of Beaux Arts architecture that have been sitting vacant for years.

A miniature golf course crafted inside the world's largest simulated cave.

Two insane asylum bodies embalmed by an amateur.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.