This ceremonial mound is one of the first officially recognized Native American historical sites in North Carolina.

This Transylvania County city is home to a rare white squirrel population that is descended from an escaped carnival animal.

The U.S. Supreme Court's secret Cold War relocation facility in the mountains of North Carolina.

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 enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

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

The remains of the iconic train crash from the movie The Fugitive can still be found rusting along the Great Smoky Railroad.

Jule Körner's house full of bizarre architectural details.

A historic covered bridge, only one of two remaining in North Carolina.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

This bridge is haunted by the ghost of a distraught mother.

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

An abandoned village that doubled as "The Hunger Games"' post-apocalyptic wasteland is up for grabs.

Mysterious ancient boulder carved with petroglyphs in the mountains of Western North Carolina.

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

In Florida, these naughty monkeys live on their own mini-monkey Alcatraz.

A haunted hill that supposedly defied gravity.

A mysterious castle built as a monument to lost love.

An abandoned vacation home spent a decade taking on legends. It's now taking on water.

America's only city hall with minarets took architectural cues from Ali Baba and the Forty Thieves.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

Disney World's very first waterpark is now an abandoned ruin being reclaimed by the swamp.