The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

World War II-era Nazi compound nestled in the Santa Monica hills.

No matter what it might seem like on film, most scenes filmed on a plane are filmed at this LA studio.

Exotic feline breeding compound and conservation center.

A house carved into a rock in the 1940s.

In the remote high desert of New Mexico, a strange array of poles beckon fury from above.

Everyone remembers Laurie Strode from Halloween, but this is the house where most of the blood was shed.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

A "Titanic" superfan changed his name to Jack and set up this strange shrine to the blockbuster, complete with Korean food and Tarot readings.

Sandstone rock formations that look like they belong on the cover of a progressive rock album.

North America's largest accredited model railroad museum.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

The world's largest rotating world.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

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

"Only the devil could play golf here."

Mysterious rocks that ring musically when struck.

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 tea house was a hand-built gift from Boulder's sister city in Tajikstan.

Lucha Libre (Mexican Wrestling) themed taco shop.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.