This shifting North Carolina sand dune is an odd little desert surrounded by oceanic forest life.

The final resting place of the Seminole Indian chief who fought against government occupation in Florida.

"Not too many people can say they've had a nuclear bomb dropped on them, not too many would want to." — Walter Gregg.

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

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

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

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

The crumbling remains of a 19th century fortess.

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

The second oldest continuously operating bar in Louisiana.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

This iron and wood Civil War city-ship was the first vessel to be sunk by an electrically detonated torpedo.

An eerie and beautiful group of columns mark the site of a grand mansion lost to time and fire.

An abandoned 1920s school with a mysterious history.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

This abandoned amusement park was built on a site with a dark history.

The tomb was guarded by soldiers from both sides of the war, and some left their initials carved in the brick.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

The final resting place of two (or three) presidents, one vampire, and 18,000 Confederate soldiers.

Featuring one of the most complete and original collections of Presidential memorabilia, this is the site of the last front porch presidential campaigns.

You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

Prison made famous by The Shawshank Redemption has been out of commission since 1990.

Moonbows over Kentucky.

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