Happy birthday Andy Warhol! SUMMER TWILIGHT TOURS AT EASTERN STATE PENITENTIARY Yes, an abandoned prison is scary any time of day or night. But the folks over at Eastern State Penitentiary are hoping a Twilight Tour will provide the perfect ambiance for an evening behind bars. The "Left Behind" tour features replicas of the minutiae that once littered the prison: photos, crafts and other paraphernalia that prisoners and guards would have used during the prison's......