(1) The following segments of highways located in the State of Mississippi are hereby designated as a scenic route:
Mississippi Highway 7 beginning at point of intersection with Interstate 55, running east to the intersection with Mississippi Highway 332, thence southerly along the route of the Grenada Dam then to its intersection with Mississippi Highway 8, thence running west along the route of Mississippi Highway 8 to its intersection with Interstate 55.
(2)
(a) The State Highway Department may plan and erect suitable signs and markers along such route and along the interstate approaches to the area. Such signs shall be attractive and designed to invite and encourage tourism, recreation and camping in the area.
(b) The State Highway Department may establish and maintain rest and observation areas along the designated route and may invite the participation of and cooperate with any state, county or municipal agency to assist in the promotion and development of the scenic route hereinabove designated.