Security wasn't bad... they warn you about photos -- they can confiscate your camera and charge you criminally. The "tour" is walking down and back a looooooong hallway. You walk past 5 or 6 windows where you see rolls of metal being punched into blanks, then those blanks being carried in hoppers through the minting process.
I was there right when the opened at 9:00, and felt like I would have seen more production going on if I'd been later, but I had the halls to myself.
The gift shop is pretty good. They do sell most of the mint products & lots of medals. And there is a change machine that give you the latest
ATB Quarters.