Protecting the Great Lakes and their rich maritime history through research, education and resource protection. The sanctuary works to ensure that future generations can enjoy these underwater treasures.
Following a multi-year public process, the sanctuary has expanded from 448 square miles to 4,300 square miles. Read more here.
Learn more about the process of sanctuary expansion and access related documentshere.
July 3 SUPs and Suds: Stand Up Paddleboard and Kayak 3k Race and Craft Beer Tasting Fundraiser at the Great Lakes Maritime Heritage Center. Thunder Bay River. Race Registration5-7pm. Race 7:15. Beer Garden on the Roof Deck 6:30-9:30pm: Click here for more information.