The perfectly named cave drop is the deepest in the continental United States, almost matching the height of Seattle’s Space Needle.

Ruins of a Carnegie family mansion on Cumberland Island.

Bad farming practices caused this unnatural natural wonder.

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

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

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

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

Just a few miles from downtown Atlanta is a trail covered in a crazy collection of outsider art.

Tucked away inside a historic Savannah hotel is a hundred-year history presented in ladies' lids.

An exotic reptile facility showcasing some of the rarest, most venomous snakes in the world.

Rotting dome home spotted near Chapel Hill, North Carolina.

Wander through more than 20,000 square feet filled with an amazing collection of orchids.

Founded in 1925, this folk school attracts students from across the country and preserves traditional Appalachian art.

The scene of the largest surrender of Confederate troops at the end of the American Civil War.

From failed port town to Civil War fort, the ruins of this former defense saw their finest day in the television age.

This winding road of 318 curves is a must-visit for (careful) motorcycle and sports car enthusiasts.

An annual celebration of the region's successful elk reintroduction program.

Perhaps the oldest vine in North America, this sprawling plant helps make a sweet wine.

Ruins of an American Civil War iron forge still survive today.

The only known Futuro house in North Carolina sits along a stretch of desolate highway on the Outer Banks.  .

One of the best places to see feral Colonial Spanish Mustangs in the United States.

Garden dedicated to native carnivorous plants and site of huge flytrap heist.

A cabin completely covered in coffee mugs, where visitors are welcome to leave one of their own—if they can find an empty nail.

These eerie outliers of the lightning bug family glow a mysterious blue color.