PA Haunted House HIGHLIGHTS: HAUNTED HOUSE in the HOLLOW: Realistic depiction of a classic archetypical "haunted mansion" complete with elaborately furnished rooms, secret passages, see-through ghosts, and a perpetual thunderstorm. Seventeen rooms are open to the public on the main floor and in the cellars along with a full size cemetery and walk through crypt. With an abundance of imaginative special effects it has no need for blood, gore, or chainsaws. Plenty of exits and a staff to assist overly frightened guests. Built and operated by professionals in the entertainment industry.