. "The use of hang gliders is permitted at Cape Kiwanda State Natural Area; (n) Discharging any firearm, bow and arrow, slingshot, pellet gun, or other weapon capable of injuring humans or wildlife or damaging property, except in those park area locations and for those purposes specified in OAR 736-010-0055(7); (o) Place a sign, marker or inscription of any kind except in designated areas within a pa" . . . .