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

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

A small granite block at this monument's base is the only part of Lincoln's Tomb outside of Illinois.

The only statue of its kind to commemorate Washington's beginnings as an officer of the British Colonial Militia.

Could it have picked a better place to land?

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

The final resting place of the Hollywood star who came to a tragic end.

This public park was the site of the largest civilian disaster of the Civil War.

One of the oldest of its kind.

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

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

An Irish Memorial commemorating those who perished due to potato blight.

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

This collection honors the iconic, and proudly American lighter that just won't quit.

Within this beautiful Pittsburgh cemetery, a unique headstone bears witness to one man's eternal love for Jaws.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

Long hidden under grime, the politically radical murals of a little known Yugoslavian master are finally getting their due.

Steepest flood safety railway in the entire world.

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

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

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

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

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