Outline Map of Michigan
This map is a basic black and white map showing the county lines as its only details.
Source: Indiana State University

Michigan County Map
This map is a basic black and white map showing the county lines in PDF format. This uses county information from the 2000 census.
Source: U.S> Census Bureau

Tourist's Pocket Map of Michigan, 1839
This map was the first "Mitchell Map."

Michigan State Map
If you need a map that shows the major freeways in Michigan, this is it!
Source: World Sites Atlas

Annual Average Precipitation Map
This map shows the average annual rainfall in the state.
Source: Spatial Climate Analysis Service, Oregon State University

Merriam Webster Atlas
This atlas page shows the Michigan state map and some quick facts. There is also a good explanation of the symbolism of the state flag.
Source: The New York Times and Merriam Webster