This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

Current docking place of the SS United States, the fastest transatlantic ocean liner.

The body of St. John Neumann and his collection of hundreds of relics, on display in a Philly church.

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!

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

One of the oldest of its kind.

Dr Barnes' $25 billion private collection of art and arboretum.

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

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 daily replay of the experiment that proved the rotation of the Earth.

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

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

Huge masonic hall in Philadelphia with lavishly themed rooms.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

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

A layered tribute to the work of mosaicist Isaiah Zagar.