This mysterious artificial cave has long puzzled New Englanders.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

Parts of the civil rights movement unfolded in this historic eatery, helmed by the "Queen of Creole Cuisine."

This city block-long devotional site, a replica of a famous site in France, is dedicated to the patron saint of grandmothers, mothers, and educators.

"If she'd leave us alone, we would have a happy home, sent from down below."

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

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

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

Once the site of a Native American harvest festival, this humble clearing later played an invaluable role in the birth of jazz.

The second oldest continuously operating bar in Louisiana.

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

The final resting place of New Orleans' most famous voodoo priestess.

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.

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

A museum and shop on Bourbon Street located in the French Quarter.

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

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

The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.

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

The world’s first penitentiary, meant to be humane, drove men insane.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

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

After the oysters have been shucked, and the restaurant's been shuttered, the terrazzo sidewalk from the 1940s is all that remains.

This 45-story tall abandoned skyscraper is the third tallest building in New Orleans and Lousiana.