The park contains the Sanilac Petroglyphs, they are American Indian rock carvings that have been etched in the sandstone. The main carvings are almost 1,000 years old. More Info
Address
Sanilac Petroglyphs State Historic Park 1775 Port Austin Road Port Austin, MI 48467-9639 United States
Please confirm the accuracy of the address and location before planning your trip.