Trees and shrubs must not be broken. Do not carve initials on or pull the bark from trees. Flowers must not be picked. The injury or defacement of any natural feature is prohibited.
Private Operators and Advertising.
To solicit or sell anything, no matter of what nature, except by persons holding contract with Mound State Monument is prohibited.
No advertising, or distribution of placards or advertising matter, is permitted on the Monument grounds.
Fires.
Fires are one of the greatest perils to the natural features of the Monument. Smokers are requested to exercise care in the disposal of matches, cigarettes etc. Picknickers must confine fires to designated areas and extinguish them completely before leaving.
Picknickers.
All visitors are welcome to utilize the public picnic area and campground. Picnicking must be confined to sites designated by the caretaker.
Do not throw paper, lunch refuse or other trash on the roads, trails, or elsewhere. Deposit all such debris in the receptacles provided for that purpose. Picnickers may burn combustible rubbish in incinerators.
Special permission must be obtained to use picnic areas after dark.