(a) The governing body of any city may acquire by condemnation, dedication, gift or purchase the fee interest in any real estate in which it could acquire a permanent easement.
(b) The governing body of any city may sell real estate acquired or held in fee simple when it is no longer needed for public purposes, including, but not limited to, real estate acquired for the construction of municipal water supply structures or reservoirs and land adjacent thereto, street, sanitary and storm sewer systems. A record of all sales authorized herein shall be maintained in the office of the city clerk.