After a short-lived attempt to bring America in line with the rest of the world, this road was left in metric.

Sleep where gangsters fell amidst smoke and flame, with nary a bullethole to show for the legendary struggle.

Opinions differ as to whether this Arizona tree was actually used as a Wild West jail, but that hasn't stopped the town from capitalizing on it.

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

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

A spiritual vortex among the red rocks in Sedona.

A Wild West jailhouse that slid down the mountainside.

On the outskirts of a reborn ghost town, a decaying post office remembers the bad old days.

A house carved into a rock in the 1940s.

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

This otherwise unremarkable ski town building marks the site of Butch Cassidy's first robbery.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

Wisconsin's most celebrated export gets the royal treatment on I-94.

This striking art museum holds an amazing series of curiosity cabinets.

A place to eat for on-the-run agents and espionage enthusiasts.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

Less a museum than a bizarre fantasy world created by artists and engineers.

Elvis's own personal tropical hideaway.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

Home to drunken tower-climbing goats... seriously.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.