Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A 140-year-old castle with underground caves hidden in San Francisco.

The legendary building that needed ghostly approval before being built.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

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

World's largest collection of serial killer artwork and other macabre exhibits.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A psychedelic labyrinth on the San Francisco bay.

A huge musical instrument played by the ocean.

An art collective teaching the more fiery, metal-y art forms.

The first mural ever dedicated to the women of the Black Panther Party.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

This recipe is set in stone.

The fine fabric handwoven at Biltmore Industries was once coveted around the world.

Carrying on the legacy of a short-lived experimental school tucked away in the mountains of North Carolina.

This giant iron playfully pays tribute to an early 20th-century architectural trend.

A wonderful display of arts and crafts handmade by local artisans in the Southern Appalachians.

This rare basilica nestled right in downtown Asheville is an architectural marvel, inside and out.

This North Carolina museum is keeping the pinball craze alive, with a little Space Invaders on the side.

This bridge is haunted by the ghost of a distraught mother.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.