At night, a grove of towering redwood trees growing through the pavement block out all light from the so-called “Dark Park” of Madrone Avenue.

Law-protected wreckage serves as a peculiar memorial for an almost forgotten World War II tragedy.

A huge collection of rocks, gems, and crystals.

Come for the records, stay for the retro pinball machines.

Of all the origin stories for weed's secret code, this one likely has the goods.

George Lucas donated this park to honor the birthplace of his two biggest movie franchises.

The largest drain hole in the world.

This rare example of a "tidefall" is a spectacular drop from the cliffs down onto the beach.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

The unedited photograph called "Bliss" has graced the screens of over a billion computers.

'Cause the fence start shaking, the earth was quaking.

This abandoned boat was left in place thanks to its rotting beauty.

The largest Star Wars collection in the world is its own galaxy of collectibles.

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

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

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

The fossilized remains of ancient California redwoods.

Monumental sculptures of Patrick Amiot, constructed from debris, detritus, and determination.

Massive prehistoric mammals used these stones as oversized scratching posts.

The mysterious round rocks of Schooner Gulch.

A local dialect born in the late 19th century is only spoken in this isolated California valley.

The southernmost outpost of the Russian Empire in colonial America.

This whimsical seashell-shaped place of worship was designed to blend into its surroundings.

Originally built as a promotional giveaway, this suburban house was designed to be an IRL version of the Simpson home.