Nature's biggest mammal swims in landlocked Oklahoma.

An acoustic anomaly with a mysterious cause.

This abandoned Civil War fortress is slowly being swallowed by the waters of Lake Borgne.

Founded by a man who called himself the greatest hunter alive.

Alabama has a fiberglass Stonehenge. With apologies to Spinal Tap, this one is full-size.

One of the best places in Florida to spot rare, carnivorous pitcher plants.

Though nicknamed the “Russian Freighter,” this ship was actually sunk off the coast of Pensacola by the U.S. government in a top-secret operation.

The "worst battleship ever built" is enjoying a grand second act, submerged 30 feet in the Gulf of Mexico.

This now-deactivated naval base defended the Florida coast for centuries.

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

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

If New Orleans is the birthplace of the "cocktail," why does their own museum of cocktail memorabilia beg to differ?

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

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

The crumbling remains of a 19th century fortess.

A 19th-century shrine covered with prosthetic body parts as votive offerings.

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

A 200-year-old building in the French Quarter that was to be Napoleon's home in the New World.

Storyville was New Orleans' historic red light district and hotbed of jazz music, sometimes referred to simply as "The District."

The restaurant keeps a hidden séance room on the second floor and reserves a table for the spirit of the former owner each night.

Despite the ever pressing encroachment of urban sprawl this grand New Orleans manse still stands.

New Orleans' famous cemetery, located on the site of a former race track.

The second oldest continuously operating bar in Louisiana.

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