It is patroled by the local police, security for the nearby SE PA VA center, and is on state grounds right next to the active National Guard Armory, and like the man said, there's cameras. Philadelphia Magazine did an expose' on Pennhurst by Loretta Schwartz
( now Schwartz Nobel ) back in the Fall of 1976...well worth the price of a backcopy.

It's hauntingly romantic. Old and dusty, like love long past. I love it.