High Quality Content by WIKIPEDIA articles! M-88 is a state trunkline highway in the U.S. state of Michigan. It runs between US Highway 31 (US 31) and US 131/M-66 in the Lower Peninsula. Running from Mancelona to Eastport, M-88 also goes through the communities of Bellaire and Central Lake. The highway is completely within Antrim County and is known by the street name of "Scenic Highway" outside of the various communities along its routing.