The highest point in Oklahoma used to be a lawless outlaw's paradise.

A house turned museum is the real-life "home" of the fictional main character of The Wizard of Oz.

The folks at the Devil's Rope Museum want you to get hooked on barbed wire history.

These half-buried combine harvesters just off Route 66 are an homage to the Cadillac Ranch.

This water tower slanted at an uncomfortable angle off the old Route 66 was an ingenious marketing ploy.

Just a few miles from downtown Atlanta is a trail covered in a crazy collection of outsider art.

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

Oldest and rarest examples of telecommunication in the world.

Arrr! The most authentic collection of pirate artifacts in the world... matey.

An underwater city for the dead.

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

This intricate Hindu temple is the largest of its kind outside of India itself and was constructed like a giant puzzle.

One of the world's largest automobile junkyards is a unique landscape of metal and moss.

Bad farming practices caused this unnatural natural wonder.

One of the largest-ever mental hospitals now sits abandoned, surrounded by 25,000 unmarked graves.

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

Tucked away inside a historic Savannah hotel is a hundred-year history presented in ladies' lids.

This bar hosts an ever-evolving napkin art installation devoted to an American president.

Two flush headstones mark the only known graves to be embedded in an airport runway.

This unauthorized stone mermaid was secretly carved out of public stone before being permanently preserved.

Hidden amid the old-world charm of Savannah is a museum dedicated to the world of oddities and criminal history.

This haunting tombstone comes complete with a heartbreaking story of love and loss.

More than a century after her death, Little Gracie Watson remains one of Savannah's most often-visited residents.

An eerie smiling woman looms above the granite tombstones.