As the highway approaches Thompson , US 2 leaves the western unit of the Hiawatha National Forest and enters the Lake Superior State Forest . The roadway runs along Lake Michigan to Manistique , crossing the Manistique River . The trunkline turns inland approaching Gulliver and then turns north @-@ northeast to Blaney Park . The community it is a former logging town @-@ turned @-@ resort at the southern terminus of M ‑ 77 ; the resort was active from the late 1920s but declined by the 1980s . From Blaney Park , US 2 turns due east and crosses into Mackinac County west of Gould City . Where it intersects a former routing , the main highway crosses the CN Railway one last time and runs to the south of Engadine to follow the Lake Michigan shoreline through Naubinway . After passing the community of Epoufette , US 2 crosses the Cut River Bridge , 147 feet ( 45 m ) over the Cut River . The highway crosses into the eastern unit of the Hiawatha National Forest near Brevort , running between Lake Michigan and Brevort Lake in the process . The road continues along the Lake Michigan shoreline , passing Mystery Spot near Gros Cap and turning inland immediately west of St. Ignace . The US 2 designation ends at the highway 's partial cloverleaf interchange with I ‑ 75 . The roadway continues easterly into downtown St. Ignace as Business Loop I ‑ 75 ( BL I ‑ 75 ) .