The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

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

Wild West history in Hollywood style.

The L.A. Zoo has a secret garden of rare bootleg cycads, a palm specimen dating back 280 million years.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

The tragedy of the Japanese internment camps is remembered here by a stark "Soul Consoling Tower."

Smooth basaltic rocks tell a tale of ancient glacial waterfalls.

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

The unbelievably opulent home built for an infamous newspaperman.

A former utopian healing center created by a huckster and built by derelicts.

This giant temperature attraction created some giant electric bills.

Finally the worlds of UFO enthusiasts and beef jerky lovers have come together in this roadside shop.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

Hundreds of trees made from glass bottles make up this forest on Route 66.

The "Fun Spot of the Desert" is now a haunting ruin, and a reminder that putting a water park in a desert is a bad idea.

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

This dormant volcanic crater has been converted from a roiling pit of magma to a pleasant hiking spot.

The ghost town that ended up on Ebay.

This abandoned bootleg attraction was built to cash in on the popularity of classic TV show, F Troop.

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

Don't blink or you'll miss it.

A classic Route 66 landmark that was built with scrap lumber and is held together with kitsch and puns.

An homage to everyone's favorite prehistoric cartoon family.