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

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

Behold the rickety wooden glory of the world's oldest operating roller coaster.

A larger-than-life statue of America's favorite sundae marks the place it was invented.

This jail which was in service for over a century is now open for curious visitors.

A local prank turned town icon.

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

An outlandish shoe shaped house built by an eccentric millionaire.

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.

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

Yo, Adrian!

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

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

In the bowels of a 19th-century brewery lurks a fine-dining restaurant offering an array of themed feasts.

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

Huge masonic hall in Philadelphia with lavishly themed rooms.

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.

One artist's love letter to his city and its citizens plays out across dozens of bright murals painted on the sides of decrepit buildings.

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

In which a local geological marvel becomes a quaint roadside attraction.

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

These tourist trap caverns are said to be the former home of a legendary Pennsylvania Hermit.