Beside some power panels, a plaque celebrates the history of an alternate world.

Beneath the surface, something slithers. And if you find it, prepare to be slimed and glowing.

This stone is a marker of one millionaire's personal vendetta against gravity.

Interactive modern and vintage submarine equipment, World War II relics, and submarine attire.

Civil War soldiers, captains of industry, and paupers all interred on historic grounds.

3/4-scale model of the White House in Atlanta, Georgia.

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

A curious whirlpool formation supposedly capable of entangling or engulfing branches, tree trunks, or whole rafts full of hapless tourists.

A vision of beautiful Hindu architecture in the middle of the American South.

They call this long foot bridge a swinging bridge, but really it's the bouncing you have to watch out for.

This "Plant Farm Museum" is home to the divinely inspired and visionary outsider artwork of Reverend Howard Finster.

A man's home is his castle.

Healing Springs that once ran red with soldiers' blood.

An underground magnet for ever-changing street art.

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

The world's first time capsule lies behind a welded steel door in Atlanta.

The ruins of a cotton mill that was burned in the Civil War are still hidden in a Georgia forest.

This intricate Hindu temple is the largest of its kind outside of India itself and was constructed like a giant puzzle.

A white oak with property rights.

Tour the sci-fi-esque reality of governmental disease management.

This massive store is home to an eccentric collection of vintage, retro, and peculiar goods.

Ruins of a Carnegie family mansion on Cumberland Island.

This quirky curiosity shop takes its cues from the world's bazaars.

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