Thunder Bay National Marine Sanctuary










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Welcome

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.

Start your visit here!

Great Lakes Maritime Heritage Center


OPEN ALL YEAR

Program Reservations

boat
building
sos

Sanctuary Spotlight 

Click here for an interactive shipwreck mooring buoy map

Click here to link to our calendar for upcoming events and programs!

Learn about the Office of National Marine Sanctuaries Webinar Series for Educators

National Oceanic and Atmospheric Administration

Revised August 16, 2016 by Contact Us | Web site owner - National Ocean Service
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wreck coordinates Great Lakes Maritime Heritage Center