In addition to other powers granted in this chapter, a district and the supervisors thereof may, in furtherance of the purposes and provisions of this chapter:
1. Obtain options upon and acquire, by purchase, exchange, lease, gift, grant, bequest, devise or otherwise, except by adverse possession, any property, real or personal, or rights or interests therein;
2. Maintain, administer and improve any properties acquired;
3. Receive income from such properties and expend that income; and
4. Sell, lease or otherwise dispose of any of its property or interests therein.