The oldest operating Mississippi River–style steamboat still navigates the Ohio River.

The world's longest known cave system.

The highest point in Mississippi is a hilltop that was once used to bombard a nearby town with artillery.

This two-room shotgun shack in Tupelo is the birthplace of a King.

Once one of the largest producers of pig iron in the world.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

The highest point in Alabama was almost completely deforested, but is now home to protected towers and trees.

Auburn's iconic eagle flight goes back to a 19th century eagle that dropped dead on the field after inspiring the football team to victory.

Designed by Maya Lin, the memorial honors 41 individuals who died fighting for equal rights between 1954 and 1968.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

A pink cottage covered in hearts served as a haven and a resting place for LGBTQ activists.

Made of giant chains and hung with shackles, this iron cross honors those unknowns who perished under American slavery.

The second oldest continuously operating bar in Louisiana.

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

A small park on Bourbon Street features life-size bronze statues of New Orleans musicians.

This bar named after the world's first mixed cocktail was home to one of New Orleans' most notorious politicians.

The only rotating bar in New Orleans has been slowly spinning since 1949.

A haunting, yet lovingly hand-hewn potters' field full of graves that flood with each heavy rain.

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

Once defending the city of New Orleans from invasion by sea, this fort faces an uncertain future.

One of the longest water bridges in the world was built over a supposedly haunted swamp in Louisiana.

The highest point in Louisiana, Driskill Mountain at 535 feet above sea level.

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