A museum dedicated to the alleged Roswell Incident.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

A beautiful Victorian-era cemetery, complete with a miniature village.

The legendary building that needed ghostly approval before being built.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

A winding path built in secret on the edge of the continent.

Elevated freight railway turned wildly successful urban park.

A museum and shop on Bourbon Street located in the French Quarter.

Singing sand that stands as the final remains of an ancient lake.

This Old West eatery along America's Loneliest Road was originally a stop on the Pony Express.

A shady solar power system that couldn't hold up to the harsh desert conditions.

The fifth-longest natural arch in the world, and the longest outside China.

A stellar example of Art & Crafts architecture, and a movie set to boot.

The unbelievably opulent home built for an infamous newspaperman.

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

A massive volcanic plug is now a protected area that hosts a number of bird species.

A dwindling menagerie of anthropomorphic oil derrick animals still dot the barren California landscape.

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.

Four hundred granite steps were built into this massive rock by the National Park Service.

Quite simply the largest tree in the world (by volume).

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

A charming desert roadside bakery that produces 10 times more bread daily than it has residents in its town.

The highest dunes in California are the most likely place in the area to hear the Singing Sands.