This mysterious twin turboprop Grumman G-159 covered in graffiti has spent a decade and a half abandoned.

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

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

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

A vast collection of rare, historical, and vintage supercomputers.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

A delightful park featuring homemade scale replicas of dinosaurs, tucked away in the Tennessee mountains.

A white oak with property rights.

A man's home is his castle.

After just one epic test blast, this literal loose cannon proved too explosive for combat.

This museum dedicated to an oft-overlooked support industry features a surprisingly moving brass diorama of a man being saved from a sinking car.

Visit this playground of waterfalls, caves and sinkholes.

Labor provided by Great Depression-era programs restored these 25,000 acres in Tennessee.

Kentucky, Tennessee, and Virginia meet at this point in the Cumberland Gap.

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

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

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

The oldest bridge in South Carolina may have been designed by the same man who created the Washington Monument.

Gnarled canopies of pink and purple wildflowers arch over the trail to the summit.

A museum and doll store featuring a surreal and super sanitized version of where babies come from.

The only zoo where you can buy animals that won't need feeding.

A bronze sculpture honors the 12 black students who attended the first integrated public high school in the segregated South.

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

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