Arch Rock Mackinac Island Michigan c1899 July 20, 2019/by MCT https://micannatrail.com/wp-content/uploads/2023/10/micannatrail.png 0 0 MCT https://micannatrail.com/wp-content/uploads/2023/10/micannatrail.png MCT2019-07-20 15:38:172019-07-20 15:38:29Arch Rock Mackinac Island Michigan c1899