One of the last free public hot springs is decorated with hippie art.

San Diego's most historic and haunted home.

An unfortunate geological resemblance to Satan has labeled this Pasadena gorge as a passage to the underworld.

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

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

San Franciscans leave gifts and messages for the magical beings that live behind the tiny, mysterious door installed on a tree in Golden Gate Park.

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

A ghost town at the airport is now a refuge for blue butterflies.

Out of a desire to feed hungry soldiers, a franchise-altering idea was born.

A colony of Mexican free-tailed bats live under the bridge and take flight at sundown all summer long.

A lingering bit of Space Race nostalgia lies in the middle of the desert.

Over 100 lasers, including huge ones that look straight off a sci-fi set.

At 11,500 feet in elevation, there is no toilet in the state closer to the sky than this one.

This historic pink parlor keeps Phoenicians cool with homemade, retro ice creams.

Stock up on all your horror paraphernalia at this year-round Halloween emporium.

Hidden on a cattle ranch in Arizona, this bookstore has been celebrating Southwest literature for more than 40 years.

Hidden inside this Arizona fast food franchise is an in-depth exhibit on the famed WWII counterintelligence program.

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

For those going through a life transition, a place to leave behind a piece of your former self.

Come for the pizza, stay for a performance on the world's largest theater pipe organ.

Collection of vintage trailers double as hotel rooms.

A Tucson museum and performance space full of found-object movable sculptures.

All of the 20 occupied houses in this mostly abandoned town feature some curious display of junk art.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.