Fort Mifflin, a historically significant site of Revolutionary and Civil War conflict, is considered one of America's most haunted locations due to numerous reports of paranormal activity, including sightings of Revolutionary War soldiers, unexplained sounds like screams and footsteps, mysterious aromas, and feelings of being touched or pulled by unseen forces. Specific named spirits include The Lamplighter, who carries an oil lamp, and the unsettling Faceless Man in the casemates, where chains can be heard dragging. Visitors can participate in paranormal events and guided tours to experience the fort's chilling atmosphere. Ghostly figures of soldiers have been seen cleaning their guns and performing their duties as they did centuries ago. A former resident, Joseph Adkins, is seen carrying a lamp despite the fort's modern electricity. A terrifying figure reported to dwell in the damp darkness of the casemates. A legendary spirit whose screams have been heard throughout the fort. The Blacksmith (Jacob): A spirit in the blacksmith shop is believed to argue about open doors and windows, with witnesses reporting these doors and windows moving on their own. Many visitors and staff report feeling touched, pushed, or pulled by unseen hands, as well as inexplicable drops in temperature.