You can zip across south of 72,about a 11 mile stretch.
Trail 76 south of m-72 crosses Mecum rd, run that to Sigma rd. Go north to cool rd and then west which turns to Bass lk rd @66.
Run that to Randall rd into crofton@131, then N crofton rd to vroom rd which runs into the miss-kal trail.
We plan on running it the next time up, didn't get a chance to last time . The snow was better in the TC area at the time so we just stayed around there to learn the area . Even have a route planed to get over to the betsie river area too out of chums corners thats out by the Tc fair grounds ...another 11 mile stretch.