The exceptions are such that you can’t even enter a restroom facility while carrying. It’s less than worthless, IMO.
I guess having one on your self in all of the great out doors is worthless.
Tell that to the back packer in Denali who saved his girl friend and himself.
When he stopped and killed a charging grizzly about a year after the law went into effect.
I guess if one only goes to NPs to spend time in there buildings it isn’t perfect fore sure.
True national parks are fine for ccw but government BUILDINGS in these same parks are not. So the national park kill zones are the visitors centers.