N.J. Stat. Ann. § 32:14-16

Nothing contained in this chapter shall prevent access upon and across any portion of Palisades Interstate Park in this State, to or from lands of private individuals or corporations lying along the foot of the Palisades within the limits of the park in this State, or from the lands lying on the top of the Palisades to the Hudson river, by elevator, highway, steam, electric or other road; and such access may be acquired in the manner provided by law, as though the park lands were privately owned.