What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

Origin of the blue-skinned Fugates of eastern Kentucky.

A 300-yard long natural tunnel runs through a ridge deep in the Appalachian Mountains.

A highway marker that honors a former spy plane pilot and local hero.

You can climb to the summit of Black Mountain, as long as you sign the waiver.

One street divides a single town that stands in two U.S. states.

An idyllic mineral hot springs facility with a more-than checkered past.

Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.

Where beautiful signs live on forever.

What is it about mushrooms that makes people wish they lived inside of them?

The author's beautiful and historic home is also a fully functioning goat farm.

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

A bronze of the man in all his sinewy glory celebrates his longtime connection to the Ohio city.

Carrying on the legacy of a short-lived experimental school tucked away in the mountains of North Carolina.

The scant remains of this flooded historic village can be explored in one of the most remote areas of the Great Smokies.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

A museum that houses the world's largest collection of ventriloquism dummies.