Why going to a haunted house can actually feel good

An actress dressed as a killer doll with bloody scratches on her face is perched on a handrail, smiling wide as if she can’t wait to play with me. Just looking at her gives me the creeps. This is the entrance of Machine Shop, a haunted house attraction at Eastern State Penitentiary in Philadelphia. Inside the attraction, zombies with shaved heads lead me through a maze of old, rusted machines and chopped legs and arms. They even lock me inside a cage. But I chose to be here. It’s Hal