Location: I-75 and US-2, Mackinac Cty Just after the US-2 interchange, we’ll approach the Mackinac Bridge. Location: I-75 at the Mackinac Bridge, Mackinac Cty Tollbooth at the bridge. Location: I-75 at the Mackinac Bridge, Mackinac Cty Driving across Lake Michigan/Lake Heron over the bridge. Location: I-75 and US-23, Emmet Cty As we come off the … Continue reading Interstate 75, I-75 Bus/US-2 to US-23