Keep it concealed. You will be ok.
Congress passed a law in 2010 allowing people to carry guns either openly or with a conceal/carry permit in national parks. You will need a State permit that is good, in this case, in Georgia. You also may be prohibited from bringing weapons into certain buildings or onto Federally operated vehicles or boats.
They are allowed but may not be allowed in all buildings/areas.
I'm not sure. I didn't see any signs for our against.
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