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

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

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

Pennsylvania's highest point is spotted with boulders which were pushed to the surface by nothing but cold.

True to his word, George Swanson is buried in his white 1984 Corvette.

Pennsylvania's own Roswell-style UFO mystery.

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

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

Overshadowed by quilts, the artistry of these patterned textiles went underappreciated for too long.

This titanic java kettle is one of the many kitschy landmarks located along America's OTHER famous highway.

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

Collection of trolley cars in the woods represent one man's attempt to preserve transportation history.

Steepest flood safety railway in the entire world.

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

The mortal remains of a Russian prince, priest and paranormal investigator who came to America in 1792.

The headquarters of the Fraternitas Rosae Crucis, complete with Rosicrucian pyramids, all in the Pennsylvania woods.

Pennsylvanian mass grave and possibly mass murder.

This might just be the TARDIS of bookstores.

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

A park full of outsider art, created by college students studying outsider art.

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

This 19th century machine put animals (including humans) in boxes to study how they metabolized calories.

No one knows who painted this mysterious mural in a Penn State basement.

Penn State's giant bug collection.