August 18 @ 9:00 am - 5:00 pm EDT Event Series Lost Rocks & Mackinac Millstones at Historic Mill Creek Lost Rocks & Mackinac Millstones at Historic Mill Creek Historic Mill Creek Mackinaw City While limestone formations are famous at Mackinac, other geological wonders lie hidden underfoot. Today at Historic Mill Creek special programs highlight the grist mill which once ground grain into flour. Our millstones were hewn from "lost rocks," boulders deposited by glaciers thousands of years ago. Learn what evidence of milling has been found here, how... Read more » $8.00 – $10.50
August 19 @ 9:00 am - 5:00 pm EDT Event Series Lost Rocks & Mackinac Millstones at Historic Mill Creek Lost Rocks & Mackinac Millstones at Historic Mill Creek Historic Mill Creek Mackinaw City While limestone formations are famous at Mackinac, other geological wonders lie hidden underfoot. Today at Historic Mill Creek special programs highlight the grist mill which once ground grain into flour. Our millstones were hewn from "lost rocks," boulders deposited by glaciers thousands of years ago. Learn what evidence of milling has been found here, how... Read more » $8.00 – $10.50
August 20 @ 9:00 am - 5:00 pm EDT Event Series Lost Rocks & Mackinac Millstones at Historic Mill Creek Lost Rocks & Mackinac Millstones at Historic Mill Creek Historic Mill Creek Mackinaw City While limestone formations are famous at Mackinac, other geological wonders lie hidden underfoot. Today at Historic Mill Creek special programs highlight the grist mill which once ground grain into flour. Our millstones were hewn from "lost rocks," boulders deposited by glaciers thousands of years ago. Learn what evidence of milling has been found here, how... Read more » $8.00 – $10.50
