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

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

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

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

A failed utopian experiment for British expats in the American South is now a Victorian village frozen in time.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

The secret city built by the Manhattan Project.

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

Home of an evil witch famous within southern folklore.

Enormous lake at the bottom of a unique cave system.

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

Remembering the Alamo with a full-scale replica of the 1836 city.

A little bit Wonkatania, a little bit pink elephant.

A mysterious drive-in nestled in the forest that leaves little to the imagination.

The only international border marker within the United States.

Abandoned railroad tunnel is home to a colony of three million Mexican free-tail bats.

A medieval castle in the middle of rural Texas.

Over 100 million years ago, beach-bound dinosaurs left permanent marks on San Antonio's landscape.

Twenty churches beautifully painted by 19th-century Czech and German immigrants in Texas.

An oddities shop packed with twisted treasures inspired by Oscar Wilde and Edgar Allan Poe.

At the "Garage Mahal" in Houston, car culture is about more than just driving.

A private collection of massive steel monsters guarding a Texas pipe works.

Tracks near this Texas nature site were once thought to support the Creationist belief that man and dino coexisted.

Housed in a century-old building, this museum's dedicated not just to soft drinks, but to the free enterprise system.