The University of Michigan provides a PowerPoint presentation on the environmental history of the Great Lakes. Provides aerial shots of the Great Lakes from a satellite, various geographical maps over the Great Lake Region, and pictures...

Map highlighting the Great Lakes of North America.

A map of the Laurentide era glacial Lake Agassiz in the present day region of the northern United States and southern Saskatchewan, Manitoba, and Ontario. The lake was present during the last glacial period, and covers an area larger...

A facsimile from the collection of Francis Parkman (1865) of an early map of the Mississippi River Valley from the Great Lakes to the Gulf of Mexico, showing the explorations of Father Jacques Marquette (1672-1673). The map shows Lac de...

A map of the American Northwest Territory showing the boundary developments in 1790, 1800, and 1810. The upper left map shows the territory acquired by the United States from Britain after the Revolutionary War as established by the...

A map of the Great Lakes region of North America showing the area of conflict during the northern campaign of the War of 1812, from Lake Michigan east to Lake Champlain and the Hudson River. The map shows the routes of Hull, Wilkinson,...

A series of maps showing the principal campaigns, forts, and battle sites of the War of 1812, including: a map of the northern seat of war in the Great Lakes region of Canada, New York, Pennsylvania, Ohio, and the Michigan Territory; a...