Idaho Code § 67-4118
Any person who shall in any way wilfully, intentionally, or recklessly damage, molest, disturb, destroy, or harm any archaeological or any historic site, or who shall remove, destroy, obliterate, or in any way damage any sign, marker, or monument thereon or adjacent thereto, referring to any such historic site, shall be guilty of a misdemeanor and shall also be liable civilly to the state of Idaho by way of penalty in a sum equal to triple the amount of the cost and expense of repairing, replacing, and reconstructing said site or the property or markers, signs, or monuments thereon, or existing in connection therewith, to their condition prior to such damage, injury, molestation, or destruction. At each archaeological or historic site designated as herein provided, appropriate notice shall be posted of the purport of this section and of the penalties and liability prescribed.
Idaho Code § 67-4118