Beneath the surface, something slithers. And if you find it, prepare to be slimed and glowing.

This building contains handprints that are well over a century old.

This 13-foot smiling peanut in Georgia helped Jimmy Carter win the 1976 presidential election.

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 mansion turned restaurant was once a pitstop for Al Capone during his travels.

Mysterious library of an infamous financier and spiritual seeker.

Booker T. Washington's home at the Tuskegee Institute was a gem of splendor.

The permanent home of a 1960s traveling museum of tiny historical dioramas.

A natural sandstone bridge hidden in the Sewanee forest.

This 12-foot-tall T-rex is the largest K’Nex skeleton sculpture in the world.

Follow the steps, and this roadside artwork will teach you how to dance.

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

The remains of one of America's first radiation testing grounds still rest ominously in a Georgia forest.

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

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

This museum dedicated to an oft-overlooked support industry features a surprisingly moving brass diorama of a man being saved from a sinking car.

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

This stone incorrectly marks the 35th parallel, causing some territorial kerfuffles.

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

The metal spire on the roof of this tower was intended as an airship docking station, but it was never actually used.

FDR hoped to find a cure for polio in this Georgia town's warm springs.

A cemetery for only coon hounds in northwest Alabama.

This architectural triumph is the only Frank Lloyd Wright house in Alabama.