A waterfall 600 ft. inside a mountain, once the bane of gold miners, is now a spectacle of nature.

Yes, this monument is aware that it is about 20 miles away from the actual center of the United States.

This Wild West attraction is alive with glitching automatons.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

The deserted railroad town had a last gasp as a ghost town attraction before being abandoned for good.

Just a man taking his prehistoric pet for a stroll.

A roadside collection of over-sized iron creations that are a bit more macabre than most.

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

The ravine where Jesse James supposedly performed an impossible jump to evade capture.

A fitting attraction for the corn capital of the world.

The highest point in South Dakota contains the ashes of Valentine McGillycuudy, the "Holy White Man."

A cemetery housing wild west legends in South Dakota.

The largest drain hole in the world.

This massive redwood tree has a hole in the base big enough to drive through.

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

This rare example of a "tidefall" is a spectacular drop from the cliffs down onto the beach.

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

Abandoned bridge hidden deep in the San Gabriel Mountains.

A common entry point to the Griffith Observatory trail holds its own wonders.

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

The largest permanent Monopoly board makes one of the longest games even bigger.

An unfortunate geological resemblance to Satan has labeled this Pasadena gorge as a passage to the underworld.

A 300-ship graveyard, with a few still visible at low tide.

The programmatic glory of LA's giant whiskey barrel building has become an upscale reminder of the city's kitschy roadside past.