The alley connecting two of country music’s most historic venues has a rich history of its own.

The grave of America's 11th president is not in some grand monument but instead it's hidden away on the grounds of the Tennessee Capital.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

Elvis's own personal tropical hideaway.

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

Labor provided by Great Depression-era programs restored these 25,000 acres in Tennessee.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

The secret city built by the Manhattan Project.

This replica of the Greek structure is in the heart of Nashville.

Enormous lake at the bottom of a unique cave system.

Georgia’s last drive-in movie theater is a relic of a bygone era.

More than a century after her death, Little Gracie Watson remains one of Savannah's most often-visited residents.

Unruly residents were housed in this one-person cell until the Black Maria arrived.

The only subterranean ping pong table in Atlanta.

One of corporate America's best-kept secrets is also one of the most publicly displayed.

One of the largest-ever mental hospitals now sits abandoned, surrounded by 25,000 unmarked graves.