The world's longest known cave system.

Beautiful Gothic-inspired lighthouse stands out among the run-of-the-mill striped fare on Bodies Island.

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

The highest point in South Carolina was once owned by an energy company that neglected it but now the state is taking it back.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

The highest point in Florida is still the lowest high point in the country.

"We Seceded Where Others Failed."

The third tallest lighthouse in America once guided author Stephen Crane to safety.

A building so large that it has its own weather.

A monument celebrating the idea of reaching inaccessible places.

Island ghost town detailing Flagler's folly in building the Overseas Railroad.

St Bernard de Clairvaux Episcopal Church, better known as one of the oldest European buildings in the Western Hemisphere.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

Georgia's highest point was given its strange name thanks to a simple translation error.

A cemetery for only coon hounds in northwest Alabama.

148 feet long and in the middle of a verdant forest.

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

What else would you call a playground hidden in Alabama's oldest and largest cemetery?

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

The second oldest continuously operating bar in Louisiana.

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

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

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