A giant donut stands as a popular symbol of Los Angeles iconography.

Storybook cottage in Beverly Hills was once the site of 1920s silent film studio, affectionately known as "The Witch's House."

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

This jagged colossus of a building is mostly held together by an enormous concrete exoskeleton.

A bright California graveyard with a decidedly dark side.

The eroded core of an ancient volcano is now accessible by a short hike.

This remote desert watering hole has a connection to a curious chapter of American history.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

A walk through the historic city center, under the streets of Seattle.

A vast city of the dead, where the deceased outnumber the living by more than a million.

A large instrument played by the wind.

San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.

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

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

Guns that have been defending San Francisco since 1904.

At the base of the Golden Gate Bridge, a small sign basically begs for a high-five.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

The original place where water met land in the City by the Bay is outlined in brass.

A classic advertising icon immortalized in regal bronze.

These WWII-era murals were initially booed as a libelous portrayal of the American dream but have survived multiple attempts to have them destroyed.

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

A huge musical instrument played by the ocean.

This private residence was the template for one of the most beloved television homes of all time.

A shining, cold, black organ lies in San Francisco's financial district.