With 8,000 pipes this giant instrument is the most versatile theatre pipe organ ever built.

A failed piece of Orientalism has become the proud symbol of a community.

In the early 1800s, surgery was also a show.

The oldest farmer's market in America is so ancient it was approved by the King of England.

The abandoned coal loading dock is a canvas for unsanctioned art.

Huge masonic hall in Philadelphia with lavishly themed rooms.

This meticulously extracted nervous system allegedly came from a 19th-century custodian who donated her body to science.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

An abandoned stretch of highway, deteriorating next to the operational one.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

A rare view of a preserved Victorian science museum.

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

A toxic ghost town sitting atop a massive coal fire.

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

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

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