Centuries of crashing waves carved out this small hole in the rock, which lights up at certain parts of the year.

The only parking meter in the entire town, it is surrounded by 100 free spaces.

Find regional specialties from the Thai-Laotian border inside in a North Hollywood swap meet's food court.

A giant knight, sex education, date shakes, and Jesus coexist happily in this Coachella Valley desert oasis.

The Giant Lemon of Lemon Grove.

The quirky salon doubles as a retro museum run by the world's leading "hairstorian."

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

A life-sized mammoth sculpture marks the spot where the remains of a Columbian mammoth were discovered in 2005.

For roadside fast food, pull over at the giant orange.

It should come as no surprise that the world's largest artichoke lies in the town that calls itself the "Artichoke Center of the World."

An alley covered with 20 years of bubble gum.

Honoring the famed folktale author, this California museum looks like it belongs in the Black Forest.

California's oldest wind harp represents a historic piece of America's Danish history.

This little valley along Highway 1 is engulfed by thousands of lilies during the spring season.

Thousands of migrating monarchs overwinter clustered amongst the eucalyptus trees.

A tree grown from astronaut seeds which were exposed to cosmic rays.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

340 bicycles, 65 feet high.

The California capital city once stood 10 feet lower than it does today.

A working model of the entire San Francisco Bay and much of the Sacramento River Delta, complete with regular tides that change every 14 minutes.

This store is dedicated to unique found footage and the strangeness of pre-internet pop-culture.

A three-story, three-dimensional hobo clown in a tutu welcomes CVS shoppers.

Once America’s most beautiful army base, this abandoned military fort on the coast of Monterey Bay has been left to the elements.

A pair of mutilated bronze octopuses slump at the base of the monument honoring California's admission to the U.S.