Mich. Comp. Laws § 119.52
As used in this act, parks shall be defined as areas of land, with or without water, developed and used for public recreational purposes, including landscaped tracts, picnic grounds, playgrounds, athletic fields, camps, foot, bicycle and bridle paths, motor vehicle drives, wildlife sanctuaries, museums, zoological and botanical gardens, facilities for bathing, boating, hunting and fishing, as well as other recreational facilities for the use and benefit of the public.
Limited access highways shall be defined as highways especially designed for through traffic, over which owners or occupants of abutting land have no easement or right of light, air or access by reason of the fact that their property abuts on the highway. Such highways may be parkways, with or without landscaped roadsides, from which trucks, busses and other commercial vehicles are excluded, or they may be freeways open to use by all common forms of highway traffic.
Connecting drives shall be defined as boulevards, or free access roads, with or without parklike features, leading to or connecting parks and/or limited access highways.
MCL 119.52