This woodland architectural installation acts as a camera obscura for the heavens.

A historic blockhouse and trading post give a glimpse into the early colonial history of South Carolina.

The only working large-scale tea plantation in the United States.

The sole remaining outpost of a once-thriving South Carolina chain still sells “pic-a-nic” baskets.

According to local lore, this narrow passageway through two large rocks was accidentally created by the devil himself.

A fascinating aviation museum where you can chat with the veterans who once flew the aircraft on display.

FDR hoped to find a cure for polio in this Georgia town's warm springs.

A real (but thankfully not live) missile stands tall as a monument to the United States military in the small town of Cordele.

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

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

Where school buses go to die and be reborn as whimsical works of art.

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

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

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

Bad farming practices caused this unnatural natural wonder.

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

Florida's oldest bar was once a morgue, complete with a hanging tree and gravestones.

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

This tangled English forest looks like something right out of a fairytale.

The largest greenhouse in the world is home to over one million types of plants.

A tongue-in-cheek arcade where the games are based on everyday life.

A kaleidoscopic warehouse-maze of handmade neon signs.