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

An abandoned bait shop with a front lot filled with storage boxes.

This improbable contraption was passed down through five generations of industrious Tennesseans.

North Carolina's finest examples of Native American pictographs have survived for 5,000 years.

All that's left of the quintessential "cabin in the woods."

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

One man has spent decades faithfully constructing this unique brick and cinderblock castle.

This vast kitty-themed collection illustrates the history of human-cat interaction.

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

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

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

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

While knives are the main feature in this store, visitors will also find dinosaur bones and meteorites.

In one of America’s oldest mountain ranges, a long-awaited section of a scenic highway is now open to the public.

The art studio of an early 20th-century painter, hidden amid the Great Smoky Mountains.

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

An abandoned town is hidden in Great Smoky Mountains National Park.

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

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

"X" marks the spot of an echo chamber in the middle of a plaza.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.

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

A massive sustainable farm designed by the mastermind behind Central Park.

A beautiful, creepy 19th-century castle stands incongruous in rural Vermont.