Great Lakes and Great Times: Michigan boasts four Great Lakes, 11,000 inland lakes, 36,000 miles of rivers and streams, 20 million acres of forests, 100 state and national parks and recreation areas, 1,300 miles of bike trails, 6,500 miles of snowmobile trails, the second-most ski areas in the nation, 650 public golf courses, 600 campgrounds, and an international dark-sky park-just for starters. OR Educational level typically acquired through completion of high school and at least four years of MDOC experience as an Assistant Resident Unit Supervisor 11, Corrections Shift Supervisor 11, Departmental Supervisor 11, Food Services Supervisor 11, Corrections Shift Supervisor 12, Departmental Supervisor 12, Fire Safety Supervisor 12, Industries Supervisor 12, or Medical Records Examiner Supervisor 12?.