It is unlawful for a person to willfully and maliciously destroy, mutilate, deface, injure or remove any tomb, vault, monument, gravestone or other structure placed in any public or private cemetery or other fences, railing or other work for the protection or ornamentation of the cemetery, or of any tomb, vault, monument or gravestone, or other structure aforesaid, on any cemetery lot within the cemetery, or to willfully and maliciously throw or leave any rubbish, refuse, garbage, waste, litter or foreign substance within the limits of the cemetery, or to drive at an unusual and forbidden speed over avenues or roads in the cemetery, or to drive outside of the avenues and roads, and over the grass or graves of the cemetery.
(Iowa Code § 716.1) (1999 Code, § 42.10) Penalty, see § 10.99