How Eastern State Penitentiary became a Philly attraction - WHYY

Eastern State Penitentiary

History behind the walls: How Philadelphia’s most famous haunted house began

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<blockquote class="wp-embedded-content"><a href="https://whyy.org/articles/history-behind-the-walls-how-philadelphias-most-famous-haunted-house-began/">History behind the walls: How Philadelphia’s most famous haunted house began</a></blockquote>
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