These lush botanical gardens employ the most purrfect pest control force.

A diorama of the Civil War, fought by cats.

The final resting place of two members of the infamous Doan gang, notorious outlaws and Revolutionary War Loyalists.

Penn State's giant bug collection.

This picturesque stream was up until recently the site of a ten story mountain of slag and sewage.

A quiet, gothic haven nestled between Pittsburgh's Squirrel Hill and Point Breeze neighborhoods.

A museum dedicated to the history & joys of the trail & your best chance to see hikers throwing up ice cream.

A macabre farm reserved part of its 222-acres for dead bodies, all in the name of science.

An indoor miniature village and labor of love for Laurence Geiringer, a model railroad enthusiast.

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 might just be the TARDIS of bookstores.

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

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

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

A toxic ghost town sitting atop a massive coal fire.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

The house and graveyard used in the Stephen King spine-chiller.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

The first pet cemetery in the United States.

Creaky dinosaurs grow in the backroads of Monmouth County, New Jersey.

This Boy Scout retreat acted as "Friday the 13th"'s original Camp Crystal Lake.

The site of one of history's most indelible and horrific tragedies.