One of the greatest boxers and humanitarians to ever live chose his hometown as his final resting place.

This abandoned cemetery has a dark past of bodies buried over bodies.

A life-sized memorial to Harry L. Collins, the official corporate magician of Frito-Lay.

The largest cemetery in Louisville is the final resting place of Col. Sanders and Muhammad Ali.

The grave of the iconic Kentucky Fried Chicken mascot features a bust of the man behind the goatee.

The Midwestern United States' tribute to Michelangelo is a foam statue sprayed with gaudy gold paint.

A bronze sculpture dedicated to a historic labor dispute in the U.S. automotive industry.

This sculpture of a fisherman spent six years at the bottom of the Schuylkill River.

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

Yo, Adrian!

The world’s first penitentiary, meant to be humane, drove men insane.

The fastest transatlantic ocean liner sat abandoned in a Philadelphia shipyard for decades.

A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

An Irish Memorial commemorating those who perished due to potato blight.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

A layered tribute to the work of mosaicist Isaiah Zagar.

This elaborate towering structure was once famed for its revolutionary height.

The first American department store, and home to the largest operating musical instrument in the world.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

Alexander Hamilton’s creation caused quite a bit of controversy.

The winding route passes through an enclosed alleyway, two tunnels, and leads to the White House basement.

Home to items never before seen by the public.

Daredevil repair workers can worm their way out the access hatch, loop ropes over the apex and rappel down the monument.

The monument's pointy aluminum tip has been melted down by repeated lightning strikes.