The only castle in North America to ever house European sovereigns.

This historic tower in the California desert promises visitors a "vortex of good vibes".

Ancient human, animal, and geometric figures drawn in the earth.

This memorial pyramid marker honors one of the United States Government's first official camel riders.

Semi-recognized center of the world, with many oddities.

Walk through the actual strap iron cells and solitary chambers of Arizona Territory’s first prison.

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

Named after a bandit and the star of several Hollywood prehistoric landscapes, these sandstone formations are a historical part of the Los Angeles natural landscape.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

The century-old bell and clock tower at UC Berkeley is the third-tallest in the world, and has fossils.

Built by one man in the '20s, this site is now a museum representing the Great Basin cultures.

A dry lake is what remains of a community founded on a real estate scam.

The remnants of a failed socialist commune can still be found just off a California highway.

You don't want to get caught in this trap--or do you?

An unreal vintage shop that wears its dadaist influence on its zombie fish.

Historic marionette theater features thousands of handmade puppets and free cups of ice cream.

This serene oasis in an affluent Los Angeles neighborhood holds some of Gandhi's ashes and got Elvis into Eastern Philosophy.

Explore an early California pioneer's rancho hidden in LA's manufacturing hinterland.

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

This opulent hotel has been visited by Spider-Man, Charlie's Angels, and the Ghostbusters.

This impressive clifftop temple was once at the center of an international custody dispute.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

One part local history, 99 parts gruesome haunted house.