The title to any property and all leases, easements or other property rights acquired under the provisions of this chapter shall be taken in the name of or for the use and benefit of Harrison County for public purposes. All such rights in land acquired by such conveyances, leases, easements, or other instruments, shall be used for public purposes in accordance with the provisions of this chapter and never applied to private uses, and the commission shall never permit any nuisance to be maintained or exist thereon.