In order to preserve for public use and enjoyment an area in the State of North Carolina possessing outstanding natural and recreational values, there is hereby authorized to be established the Cape Lookout National Seashore (hereinafter referred to as “seashore”), which shall comprise the lands and adjoining marshlands and waters on the outer banks of Carteret County, North Carolina, between Ocracoke Inlet and Beaufort Inlet, as generally depicted on the map entitled “Boundary Map, Cape Lookout National Seashore”, dated March 1974, and numbered 623-20,009, which is on file in the Office of the National Park Service, Department of the Interior.