Wheels of chrome by the thousands adorn this California Historical Landmark.

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.

A sculpture dedicated to Napa Valley's oldest mineral water company.

California's own majestic geyser is powered by a subterranean volcano.

This historic California cemetery holds the bodies of veterans of both the Civil War and the Donner Party.

The fossilized remains of ancient California redwoods.

Masterful ceramic fountain and map of the Pacific Basin.

An enormous artwork that colorfully celebrates over 150 years of US military achievements.

Deco Modern sculptures of the people of the Pacific, cast for the 1939 Golden Gate International Exposition.

A man-made island in scenic San Francisco Bay.

This charmingly homemade amusement park has been growing for 40 years.

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

Home to the only outdoor municipal elevator in the United States.

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

A massive sea stack famous for its appearance in The Goonies.

Where Nor'easters go to die.

What once housed a private club catering to Comstock Lode elite is now considered one of the West’s most haunted spaces.

The oldest house in the capital of Silicon Valley.

A masterpiece in Golden Gate Park by virtue of the artist’s debt.

The neighborhood church casts a breast-shaped shadow that locals have come to call the “two o’clock titty.”

“It's the quality” (but probably also the drive-through donut tunnel) that has attracted diners since 1968.

The blinking light atop the iconic landmark has been sending secret messages for decades.

Once strictly off-limits, this lower level housing curious and priceless vehicles of the Petersen Automotive Museum is now open to the public.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.