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

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

Yo, Adrian!

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

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

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

Mural made of 100,000 pieces of hand blown glass, and one of the largest glass murals in the US.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

The residents of this ominous-sounding street in Pennsylvania liked its name so much they fought to keep it.