This historic old movie house was the scene of one of the Blob's most iconic attacks.

Yo, Adrian!

A local prank turned town icon.

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

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

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

Behold the rickety glory of one of the oldest roller coasters still standing.

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

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

The body of St. John Neumann and his collection of hundreds of relics, on display in a Philly church.

These disused steel furnaces are now haunting ruins that may one day be a national park.

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

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

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

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

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

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

Pennsylvanian mass grave and possibly mass murder.

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