Don’t go to Philadelphia if you can avoid it.
Don’t go in downtown Philadelphia, unless required by law (jury, etc.)
Don’t drive yourself, if you can avoid it.
Don’t go at night ever.
Don’t go.
I live in Pennsylvania. We all know that it is too dangerous to go out on the streets of Philly at night. The general exception is for devoted sports nuts who are fanatical enough to risk driving a couple of blocks from the stadium to the four lane.