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

A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

The first American department store, and home to the largest operating musical instrument in the world.

Erected in 1697 this Philadelphia bridge is the oldest surviving roadway bridge and perhaps the oldest stone bridge in the United States.

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

This shrine dedicated to the Virgin Mary is also a tribute from a mother to her fallen son.

This monument marks the beginning journey of a wounded soldier's leg that ended up almost two states away.

Home of the only civilian casualty at the Battle of Gettysburg.

This 15-foot tall obelisk commemorating the Philadelphia-Baltimore railroad connection sat neglected for over a century.

No one knows who painted this mysterious mural in a Penn State basement.

This dramatic rail curve was once the target of a failed Nazi attack.

One of the oldest log cabins in America is one of the last of its kind this historic Swedish dwelling remains a piece of living history.

These disused steel furnaces are now haunting ruins that may one day be a national park.

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