A library built during San Francisco's pioneer times is a student's retreat, bibliophile's sanctuary, and chess player's delight.

Recovered from the brink of extinction, at home in the Financial District.

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

A still functioning vaudeville carousel that has operated for over a century boasts a colorful menagerie and past.

The randomness of this wall of lava lamps helps encrypt up to 10 percent of the internet.

A creepy sculpture of a decapitated head invites viewers to see St. Louis through its empty eyes.

A notorious Route 66 eatery once frequented by Al Capone.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

The future of roadside attractions is this sci-fi soda mecca that is home to a 66-foot tall neon pop bottle.

Nature's biggest mammal swims in landlocked Oklahoma.

This historic motel standing at the "crossroads of America" offers a radio in every room and was saved by local protesters.

This historic theater's pipe organ still accompanies silent films just like it did in 1929.

One of the largest, oldest, darkest, quietest motel rooms in the world.

The old Route 66 town straddling Texas and New Mexico died along with the Main Street of America.

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

The ghost town that ended up on Ebay.

Don't blink or you'll miss it.

An homage to everyone's favorite prehistoric cartoon family.

A classic Route 66 landmark that was built with scrap lumber and is held together with kitsch and puns.

The story of Two Guns, Arizona could easily be described as a Shakespearian tragedy on Route 66.

One of the few surviving "Wigwam"-themed motels.

One of the ghostly stops along Route 66.

When you can afford only half a road, you build only half a road.

Along the historic Mother Road is an old gas station with a secret counterfeiting past.