• Books to read about Great Lakes islands

• Names of Michigan's Great Lakes Islands by Categories and Location

• Bridges, Borders & Ferries
Information regarding Mackinac, International, Blue Water and Ambassador Bridges, Detroit/Windsor Tunnel, Ferries, and more.

• Fares and Tolls

• Ferries

• Shorelines of the Great Lakes

• Environmental Issues with the Great Lakes

• Geographic Data Library

• Great Lakes - Michigan eLibrary resources

• Great Lakes Bathymetry (lakefloor topography)

• Great Lakes Bathymetry and Shoreline Data

• Great Lakes Bottomland Conveyances

• Great Lakes Information

• Great Lakes Protection Fund

• Great Lakes Restoration and Protection

• Harbors

• Other Programs of Interest to the Great Lakes Region

• The Great Lakes - Still Great By Any Other Names

• Explore Michigan's underwater past

• Historic Bridge Info

• Learning from Artifacts and Documents, Schooner in the Sand exhibit

• Michigan Lighthouse Map 

• Shipwrecks

• Thunder Bay National Marine Sanctuary and Underwater Preserve