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

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

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

Crumbling ruins mark the site of a couple's grisly murder in the woods.

This old school, eccentric, and independent video rental store refuses to die.

Two Civil War-era cemeteries stuck between runways at the world's busiest airport.

This lovely burial mound is actually a replica that was installed after archeologists excavated the original.

Like Mars, but much closer.

The mysterious 855-foot zigzagging stone wall has been baffling people for centuries.

Developers built a Walmart around one family's plot and constructed a mausoleum in the parking lot.

This small cemetery is all that remains of Atlanta's first Black communities.

This 13-foot smiling peanut in Georgia helped Jimmy Carter win the 1976 presidential election.

A mysterious inscription may hold a clue about the "Lost Colony" of Roanoke.

Atlanta's strange assortment of concrete pillars inspires reflection in some, confusion in others.

These ancient ritual mounds are our best window into the culture of the ancient Mississippians.

The remains of one of America's first radiation testing grounds still rest ominously in a Georgia forest.

A mysterious monument meant to be a guide into "an Age of Reason" was destroyed after an apparent bombing.

A Christian-themed amusement park and complex rocked by scandals.

This tiny chapel next to a highway provides weary travelers a place to rest, pray, or maybe even get married.

A hobby born from insomnia has turned into a hangar full of objects that have been be-buttoned by the Button King.

The remains of a chapel created for convenience.

Settled in 1696, abandoned after the Revolutionary War.

Despite being burnt down multiple times, the ruins of this South Carolina church are still standing.

This set of rickety spaceships are prepared to give alien travelers a place to relax and go to the bathroom.