In order to enable any county or municipality or combination of them to acquire a site or sites for the purposes specified in this article, they shall have the power of eminent domain. The counties or municipal corporations by their appropriate officers may secure the purchase price of any property and equipment that may be purchased for the purposes by a first mortgage on the property and equipment and may borrow money and receive and administer grants from the government of the United States under any administration or agency of the United States government and may comply with all the terms and conditions necessary to borrow the money.