Mich. Comp. Laws § 100.3: Council; public parks.

Sec. 3.

The council shall have authority to lay out, establish and enlarge, or vacate and discontinue public grounds and parks within the city, and to improve, light and ornament the same, and to regulate the care thereof, and to protect the same and the appurtenances thereof from obstructions, encroachment and injury, and from all nuisances.