Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

The last intact steam engine factory in the United States.

This small museum gives visitors a chance to soak up the history of the "sponge capital of the world."

Every January 6, young men dive into Spring Bayou in search of a cross and a year's worth of maritime blessings.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

This mystical orb covered in strange symbols is thought to have been used in ancient Greek magical rituals.

The second-largest ceremonial mound in the United States is an artificial hill that is loosely shaped like a pentagon.

A grandiose octagonal home crowned by a large dome stands out among the antebellum mansions.

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

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