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

The site of the Scopes Trial contains a small exhibit dedicated to the famous case.

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

This historic train station has been converted to a locomotive themed hotel.

A bizarre roadside attraction and the first instance of miniature golf in the world.

An unusual college football tradition involves burying pieces of sod from competitors' turf, replete with tiny coffins and headstones.

A haunted hill that supposedly defied gravity.

Possibly the most beautiful carillon in the world, set atop Iron Mountain in Florida.

The largest retailer of seashells in the world.

One-time winter retreats of prolific inventor Thomas Edison and his friend Henry Ford.

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

At one of the nation’s longest-running professional theaters, the audience used to barter for tickets with produce and livestock.

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

An ode to "The Queen of Appalachia."

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

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

This former maximum-security prison is creepy, sobering, and supposedly haunted.

The secret city built by the Manhattan Project.

Once a gas station, this flightless airplane beside the Old Dixie Highway now houses a barbershop.

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

Enormous lake at the bottom of a unique cave system.

This outdoor mural is one stop on a walking trail that weaves art and history together to tell a tale of local history.

Some believe Ponce de León's mystical spring lurks right under a public drinking fountain.

Before TV meteorologists, there were weather kiosks. This may be the last one in the United States.