From Lake Huron to Iargo Springs, and all along the mighty Au Sable River, enjoy the simple pleasures of Michigan's Sunrise Coast – you'll find an open invitation to the good life. Spend the whole day exploring stunning turquoise blue waters, charming small towns or taking the stairs to the top of historic lighthouses. Recreational Heritage Route US-23 meanders along Michigan's Northeast coastline, where getting back to the water is Pure Michigan.