An exotic wildlife habitat right off The Strip.

This museum of Hawaiian and Polynesian culture is the legacy of the last descendant of the Kamehameha Dynasty.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

The only retired U.S. nuclear missile silo that is open to the public.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

Nevada's largest cactus collection stands outside a candy mogul's small factory.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

Historic funicular railway, believed to be the shortest railroad in the world.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

This “living museum” at UCLA exhibits thousands of plant species from all over the world.

In this small Phoenix taxidermy emporium, you can find everything from a squid in a jar to a freeze-dried toad.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

A psychedelic labyrinth on the San Francisco bay.

Bootleggers ran booze beneath this building before (and after) Route 66 appeared beside it.

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

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

A former department store turned into a quirky restaurant.

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

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

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

A motel dedicated to Southwestern nostalgia.