World's first "penitentiary," meant to be humane, drove men insane.

This cathedral dedicated to Louis IX, sainted King of France, holds many secrets.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

The first patented shaved-ice machine heralded a snowy wonderland of iced treats at a favorite New Orleans summer shack.

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

A museum and shop on Bourbon Street located in the French Quarter.

The final resting place of New Orleans' most famous voodoo priestess.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

A snapshot of the city's fascinating voodoo culture.

Country fans may flock to Nashville's music scene, but this Appalachian town is where the genre was born.

A home that witnessed Civil War combat on the Sunken Road has the battle scars to prove it.

This estate on the banks of the James River was home to a Founding Father, two presidents, a famous bugle melody, and what some say was the actual first Thanksgiving.

The controversial urban planner who designed Washington, D.C., was buried in Maryland, and can presently be found in Virginia.

Memorial stone for GWAR vocalist, depicted in his iconic costume.

The final resting place of an unidentified revolutionary soldier sits behind a Virginia church.

For nearly a year, General Ulysses S. Grant was based here during the American Civil War.

This cannonball stands as a reminder of the final act of a fleeting governor amidst a revolution.

The graveyard holding the remains of George Washington's slaves was forgotten for nearly 200 years.

The iconic statue was moved to a new spot overlooking the James river after several years as a mascot for the local baseball team.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.