Terror Behind the Walls: 'We don't just pop up and say boo'

 10/28/2015 - 14:32
Inside Quarantine: 4_D flat walls appear to have depth, creatures emerge from nowhere, and some brave visitors will be challenged to face their worst fears. All proceeds from Terror Behind the Walls benefit the preservation of Eastern State Penitentiary, a National Historic Landmark. For schedule and ticket information visit EasternState. Photo: J.R. Blackwell

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