The "mysteries" of this quintessential roadside oddity were almost destroyed by neglect but were saved by fans of kitschy wonder.

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

In the parking lot of a fast food restaurant, a statue memorializing a prolific bull elephant.

Pennsylvania's own Roswell-style UFO mystery.

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

This Old Testament garden features 100 plants from biblical times.

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

An abandoned stretch of highway, deteriorating next to the operational one.

An eerie, decaying ghost town destined to fade into the forest.

A natural gas leak provides a flickering flame beneath a waterfall.

Contrary to what one might expect, ice forms inside this small cavern during the summer and melts during the winter.

Mysterious rocks that ring musically when struck.

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

Bizarre Cavern.

Once part of a dam servicing an early 19th century grist mill, the tucked-way falls are a tricky-to-find urban oasis.

Walk a trail through a historic Quaker town that outlawed slavery in 1777 and was a major waypoint on the Underground Railroad.

Enormous piles of historically significant stones, dumped by Congress in a forest, and abandoned for 60 years.

The national park was once a plantation estate.

An overgrown garden stands as a grim marker of an unrealized dream.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

Captain John Smith thought these cliffs were amazing in 1608 but sharks thought so 20 million years before him.

A monument to the sheer amount of oddities one can collect over a lifetime.

This 29-ton granite ball spins around at the slightest touch thanks to a scientific phenomenon.

Heron, whitewater rapids, and urban industrialism all add to the beauty of this concrete nature walk.