This is the eighth book in the "Midwest Roadside Geology Series". Here I take you on a roadside bedrock tour from Wawa, Ontario west past Thunder Bay to the Ontario-Minnesota border. The north section of Ontario Route 587. The outcrops we cover are all Precambrian and extend back into the Archean to nearly 3 billion years ago. The book is in full color, with additional charts, definitions, and details on 40 stops. All the stops include exact GPS locations...