This inconspicuous house was the site of horrifying events that transpired in this house are said to have inspired "Hannibal" the movie. If there ever was a place ripe for a haunting, it's this house.

In 1985, Philadelphia became the city that bombed itself when the police department dropped a bomb on 6221 Osage Ave, burning down 61 neighboring homes and killing 11.

Most people don't know that Washington Square, which is currently a pleasant public park, had a former life as a mass burial ground. The park first served as a potter's field (a slave's burial ground,) before becoming a burial site for dead American soldiers during the Revolutionary war, and a burial ground for Yellow Fever victims when an epidemic hit Philly in 1793. [Photo by Laura Kicey]

In 2000, a shooting occured on Lex Street that took the lives of seven people. Though the Phiadelphia Housing Authority tried to remake the street in the image of suburbia in 2007, the site remains a likely candidate for a haunting. [Photo via Philadelphia Real Estate Blog]

This diner was built on the site of Philly's first mass murder: a disgruntled farmhand killed his boss, his boss' family, another farmhand, and a family friend at this site in 1866. Nearly 100 years later, a mob hit transpired in the diner.

Mount Moriah Cemetery occupies a sprawling 380 acres at the western edge of the city. The cemetery is technically closed, trapped in legal limbo, and in a state of disrepair. If there ever were a site for a haunting, this is it. [Photo from Abandoned but not Forgotten]

Perhaps the historical artifacts once stored inside drew the spirits of their owners to the Baleroy Mansion. Whatever the reason, strange occurances and inexplicable apparitions are common at the site.

Before it was a floating restaurant, the Moshulu was a warship during World War I. 28 people have died aboard the boat, and staff report odd occurrences and hauntings.

Considered a model prison in its day, Eastern State Penitentiary is a known haunted area. There is also a haunted house attraction hosted in the former prison each year.

After losing his life in a duel to Aaron Burr, the ghost of Alexander Hamilton is said to have returned to the national bank he founded as a ghost.