This recently rediscovered Civil War-era submarine was the first to ever sink an enemy ship.

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

A fictional Coupe DeVille built by hand and gifted to the Man in Black himself.

A restored, one-room African-American schoolhouse in the diva's hometown now preserves the legacy of its most famous student.

This 5-by-6-foot wooden hut is the smallest historic post office in the U.S.

A real flying saucer, contracted by the U.S. Air Force.

You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

Inside houses a vast collection of military aircraft and missiles spanning the ages.

Belly up to the bar in Cowtown, don't forget to buy some boots.

The "world’s largest honky-tonk" also has its own indoor rodeo arena.

Over 20,000 sets of spice shakers reveal the surprisingly telling history of our most basic spices.

A tribute to the little-known group of women who were the first ever to fly aircraft in the U.S. military.

Discovered by a soldier during the Revolutionary War, these springs helped create an iconic South Carolina ginger ale.

This bright yellow relic is the final survivor of a short burst of seashell-shaped petrol pumps.

One man's extraordinary topiary garden in a small South Carolina town.

A desiccated merman and a walrus penis bone are among the oddities in this eclectic collection of shipwreck treasures.

This roadside attraction has been serving out its fair share of hearty folklore and chaos since 1858.

Andy Griffith's hometown has made itself up to look like the fictional town of Mayberry.

A collection of over 2000 air-moving devices of all kinds displayed in the Fanimation headquarters.

The body of one of the world's most famous outlaws is covered in cement and iron to prevent it from being stolen.

This historic Illinois "Muffler Man" has been converted from axe-touting lumberjack to rocket-wielding space ace.

Giant six-pack could provide one person a six-pack a day for 3,351 years.

A roadside spring pooling in an old bathtub where anyone can stop and sip.