The State Trunkline Highway System consists of all the state highways in Michigan, including those designated as Interstate, United States Numbered, or State Trunkline highways. In their abbreviated f
Welcome sign along US 8
M-553 approaching Glass' Curve south of Marquette
M-121 in Jenison
Grand River Avenue, once a part of M-16 and later US 16, was originally an Indian trail converted as a plank road before becoming a state highway.
M-185 (Michigan highway)
Videos
M-185 is a state trunkline highway in the U.S. state of Michigan that circles Mackinac Island, a popular tourist destination on the Lake Huron side of the Straits of Mackinac, along the island's shore
Michigan State Trunkline Highway System
…Mackinac Bridge. Components of the system range in scale from 10-lane urban freeways with local-express lanes to two-lane rural undivided highways to a non-motorized highway on Mackinac Island where cars are forbidden. The longest highway is nearly 400 miles (640 km) long, while the shortest is about three-quarters of a…
Bikers on M-185 at mile marker 0 in downtown Mackinac Island
Looking south near mile 1
Downtown Mackinac Island near the Mackinac Island Ferry Company Dock No.2 and the Lake View Hotel
A view of M-185 through Arch Rock