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

One Pittsburgh musician's decades-in-the-making memorabilia collection is on display at this rock-n-roll curio shop.

A diorama of the Civil War, fought by cats.

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

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

An almost life-sized elephant named Ms. Ellie greets visitors at this jumbo-themed museum.

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

A daily replay of the experiment that proved the rotation of the Earth.

With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

A local prank turned town icon.

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

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

This park contains a number of standing stones meant to heal and inspire.

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

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.

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

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

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

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

Mysterious rocks that ring musically when struck.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

This abandoned Poconos resort is haunted by a history of kitschy romance and a violent fugitive.