The Secretary of the Interior may transfer administrative jurisdiction over approximately 0.23 acres of land within Colonial National Historical Park, Virginia, to the Secretary of the Army, and in exchange therefor, he may accept administrative jurisdiction over a like amount of land from the Secretary of the Army, transfer of which is hereby authorized, for the purpose of relocating the Cape Henry Memorial Cross. Land over which jurisdiction is transferred to the Secretary of the Interior shall become part of Colonial National Historical Park, and land over which jurisdiction is transferred to the Secretary of the Army shall become part of Fort Story Military Reservation.