This controversial depiction of the "Founder of California" looks as though it was sculpted from mashed potatoes.

Neither Spanish settlers nor anyone since has been able to tell who built these strange California rock walls.

One of the largest free-standing structures ever built, this dirigible hangar is now simply a giant skeleton.

The headquarters of a secretive order is also a beautifully-designed park.

An extensive collection of ancient Egyptian artifacts and mummies.

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

The world's first permanently occupied mountain-top observatory continues to report on the stars.

A brothel nestled amongst ghost towns, with an abandoned plane wreck to greet you.

A land of debatable treasure.

The rocks in this arid basin leave trails of movement behind them.

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

An abandoned Jazz Age dream home and con man's hideout in Death Valley.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

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

There's nothing creepier than a cemetery next to a clown motel.

Only intact Ichthyosaur skeleton in the United States and an abandoned gold mine and ghost town all in one place!

Eons old volcanic activity created one of the most stunning rock formations in the United States.

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

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

A glimpse into the lives of the the Miwok and Paiute people in Yosemite National Park.

Towering basalt columns, a creation of fire and ice.

It's not your typical library, memorial, or book store.

This quirky roadside attraction dives into the many theories surrounding North America's most infamous hairy cryptid.