This recreation of a 19th-century dime museum is full of oddities.

Arlington Cemetery exhibit dedicated to death and grieving.

This Philly landmark has a giant butterfly pavilion, three floors of insect displays, and withstood a $40,000 heist.

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

In use from 1742 to 1910, only flat headstones were allowed in this cemetery.

An underground blaze turned this village into a ghost town.

The site of a tragedy in 1908 that claimed the lives of 171 people and changed fire safety laws across the state.

A tiny one-room church built after one man's prayer for healing was answered.

Believed to be the birthplace of the United States Marine Corps.

Construction uncovered this trove of fossils, which visitors are welcome to add to their own collections.

Considered by many to be a local landmark and treasure.

Hidden behind an empty field resides this early 19th-century cemetery.

The Ryerss mansion in Burholme Park now houses a community library and a museum filled with a trove of oddities from around the world.

The last funhouse of its kind, where guests enter through the mouth of an 80-year-old blue whale.

Metal monsters made from repurposed materials lurk alongside this Pennsylvania road.

Home to an eclectic collection of over 200 vintage motorcycles, Americana, and some of the most extraordinary antiques from all around the world.

Francis Julius LeMoyne built this crematory in 1876; he was the third person to be cremated here.

These hooded graves are the only of their kind in the United States.

Hidden in the hills of Western Pennsylvania lies one of the best-kept ghost towns in America that you can legally visit.

The Pennsylvania shopping center was once the setting for the 1978 film, "Dawn of the Dead."

In this cemetery stands the country's first public crematorium.

An abandoned railroad tunnel transformed into a creepy path for hikers and cyclists.

This massive sycamore tree has been labeled as one of the largest in the state.

Narrow gorges and deep pools created by long-ago glaciers.