Section 2. It Shall Be Lawful for, and the Right Is Hereby Conferred

upon, cities of this Commonwealth to purchase, acquire, enter upon, take, use, and appropriate neighboring private property, within two hundred feet of the boundary lines of such property so taken, used, and appropriated for public parks, parkways, and playgrounds, in order to protect the same by the resale of such neighboring property with restrictions, whenever the councils thereof shall, by ordinance or joint resolution, determine thereon: Provided, That in the said ordinance or joint resolution, the councils thereof shall declare that the control of such neighboring property, within two hundred feet of the boundary lines of such public parks, parkways, or playgrounds, is reasonably necessary, in order to protect such public parks, parkways, or playgrounds, their environs, the preservation of the view, appearance, light, air, health, or usefulness thereof.