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

In which a local geological marvel becomes a quaint roadside attraction.

Delicate Wurlitzers, creepy clowns, and The Noid all share space in this insane explosion of kitsch history.

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 oldest surviving botanic garden in the United States.

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

Mutant vegetables, transgenic mosquitos, and atomic rodents span the walls of this one-of-a-kind museum.

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

These tourist trap caverns are said to be the former home of a legendary Pennsylvania Hermit.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

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

These beautiful ruins deep in the Pennsylvania woods are thought to have been a ski lodge or a speakeasy, but no one really knows.

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

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

House of vintage taxidermy and Steampunk sculptures in a quiet Pittsburgh neighborhood.

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

A rare view of a preserved Victorian science museum.

Mysterious rocks that ring musically when struck.

A toxic ghost town sitting atop a massive coal fire.

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

World's first "penitentiary," meant to be humane, drove men insane.

A forest wonderland caused by Burlington, Vermont's aggressive southwestern winds.