A portion of the old Pirates stadium over which a defining home run once flew still stands even after the rest of the stadium was torn down.

An Olympic hero stripped of his medals is buried in a town he never visited, which took his name after his death.

Memorializing an American tragedy of massive proportions.

For decades, it has disappeared and reappeared as water levels rise and fall.

Could it have picked a better place to land?

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

This dramatic rail curve was once the target of a failed Nazi attack.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

Steepest flood safety railway in the entire world.

A tradition unlike any other, this marks the site of the annual Groundhog's Day tradition.

This shrine to McDonalds' most iconic sandwich holds a 14-foot tall burger.

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

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

There aren't too many operational funiculars around, but Pittsburgh has two!

Yo, Adrian!

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

When the Austin Dam failed it destroyed much of Austin...and then it failed again.

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

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

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

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

Over 100 concrete munitions bunkers are all that remain of a Pennsylvanian village seized by the US government.

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

A stone arch leads to a cavernous 1930s spring house tucked away in the Pennsylvania woods.