Ho Ho Haunted Fort Mifflin welcomes our friends from New Jersey Paranormal Investigations and YOU for a haunted holiday Open Investigation Evening. Enjoy investigating the deep dark corners of the Fort, then warm up by the fire with complimentary hot chocolate! Appropriate for both experienced and novice investigators with special access to areas not open to the general public. BYO equipment or just a cell phone and flash light. Advance purchase required, tickets strictly limited to assure a great experience.