No horses shall be permitted in any county park except such areas or trails as have been designated by the parks division and posted to permit equestrian activities. In no event shall horses be permitted on beaches or in designated swimming, camping or picnicking areas. (Added by § 12 of Res. adopted Apr. 22, 1974; Amended by Ord. 86-001 § 2, Feb. 12, 1986; Amended by Ord. 93-066, Aug. 18, 1993, Eff date Aug. 28, 1993; Amended by Ord. 98-076 § 11, Aug. 19, 1998, Eff date Aug. 31, 1998).