 M-72 turns east to cross rural eastern Grand Traverse County along rolling hills through the communities of Williamsburg and Barker Creek.The highway crosses into Kalkaska County at Barker Creek and continues eastward to Kalkaska.There, M-72 meets US 131/M-66 (Cedar Street) on the north side of downtown, and M-72 turns south along Cedar Street and forms another triple concurrency through downtown.