Portal:Michigan highways/Did you know/May 2016

... that M-39 (River Rouge crossing pictured) is better known as the Southfield Freeway?
... that what is today the Whitefish Bay National Forest Scenic Byway was intended in 1967 to be part of a longer scenic highway that would connect a proposed lakeshore road through the Pictured Rocks National Lakeshore with roads running along Whitefish Bay and the St. Marys River south of Sault Ste. Marie?
... that M-78 used to extend south to the Indiana state line and northeast to Flint, but now only runs for about 11 miles (18 km) near Battle Creek?
... that both M-30 and M-129, on the Lower and Upper peninsulas respectively, follow the Michigan Meridian, an important landmark for how Michigan was surveyed?
... that M-46 is only one of three trans-peninsular state highways in the Lower Peninsula of Michigan?