The eccentric mansion of one the most popular horror authors of modern times.

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

A snapshot of the city's fascinating voodoo culture.

Semi-recognized center of the world, with many oddities.

An 18th-century Spanish watchtower made entirely of seashell and concrete.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

A tribute to Ponce de Leon's supposed quest for eternal youth.

Arrr! The most authentic collection of pirate artifacts in the world... matey.

A monument celebrating the idea of reaching inaccessible places.

This legendary "evil" doll has been haunting the citizens of Key West for over 100 years.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

The only arched bridge made of stone on the entire Mississippi River.

One man's ambition created this psychedelic log home.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

Another of California's unused Cold War missile defense complexes has become a graffiti gallery.

The only road through the heart of Glacier National Park.

This angular Dwarven tunnel cuts through a mountainside in Glacier National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

The graffiti-covered remnants of a former triangulation station are balanced precariously on this California peak.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.