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

Huge masonic hall in Philadelphia with lavishly themed rooms.

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

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

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

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

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

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

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

The oldest surviving botanic garden in the United States.

A tiny, unmarked beer and whiskey bar above an Ethiopian restaurant in West Philly fails to conceal live bluegrass.

Hidden behind West Philadelphia rowhomes is a haven for migratory and local bird species both ordinary and rare.

The corporeal remains of Napoleon III's dentist rest under this 15-story obelisk.

This 15-foot tall obelisk commemorating the Philadelphia-Baltimore railroad connection sat neglected for over a century.

One man's homage to the sun continues to grow like a glass fractal.

Three vintage horses survived a 1976 inferno and found a home on a sister carousel.

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