This mom-and-pop Japanese sweets shop has been serving cloud-light mochi for almost a century.

This coastal cavern is associated with the Hawaiian god of creation.

This saltwater swimming pool, which is the last of its kind in the United States, is slowly crumbling within sight of multiple high-end beachside hotels.

Climbing this abandoned railway leads to breathtaking vistas of O‘ahu.

A unique set of caves that spits waves back out into the ocean.

The oldest dim sum restaurant in the United States is a nostalgic jewel.

Overflowing with shipping containers, this location has been transformed into a massive workspace for artists.

The oldest alley in San Francisco is paved with a reminder of the city's original shoreline.

A trail weaves through the verses of a poem illustrated by stone sculptures inspired by Native American pictographs.

This restaurant offers the original California cuisine.

An eccentric home stands out in an otherwise average neighborhood with mosaics, mini topiaries, and kinetic sculpture.

A creepy steel gremlin has protected the Bay Bridge since 1989.

This odd California folly seems like it was almost designed to accumulate urban legends.

A temple devoted to inner esoteric mysteries located in a California commercial strip.

An amazing collection of fantastic reptiles, amphibians, spiders, and insects.

No one's quite sure why there's a metal megaphone bolted on two rocks in the middle of the Mojave Desert.

With the touch of a button, you can read a randomly selected short story.

The remains of a ruined mansion memorialize the 1906 earthquake.

The programmatic glory of LA's giant whiskey barrel building has become an upscale reminder of the city's kitschy roadside past.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

Its buzzing collection honors vibrator history.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

A psychedelic labyrinth on the San Francisco bay.