The ruins of a resort and casino sit on the banks of this blue hole spring that pumps 70,000 gallons of warm, clear water every minute.

Classy up your Big Mac with bow-tied servers and chandeliers at the world's fanciest McDonald's.

This giant iron playfully pays tribute to an early 20th-century architectural trend.

Every week, a festive public jam session breaks out in downtown Asheville.

The U.S. Supreme Court's secret Cold War relocation facility in the mountains of North Carolina.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

This railroad overpass is said to be home to a murderous goat-man whose very legend has led to very real deaths.

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.

Elvis's own personal tropical hideaway.

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

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

A Memphis park where you can walk the whole Mississippi River in one go.

This replica of the Greek structure is in the heart of Nashville.

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

Enormous lake at the bottom of a unique cave system.

The ruins of a cotton mill that was burned in the Civil War are still hidden in a Georgia forest.

3/4-scale model of the White House in Atlanta, Georgia.

The "last unrestored grand mansion of Savannah" is now a cramped, mouldering maze of antiques.

An underground magnet for ever-changing street art.

Ruins of a Carnegie family mansion on Cumberland Island.

Bad farming practices caused this unnatural natural wonder.

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

This massive store is home to an eccentric collection of vintage, retro, and peculiar goods.