Lake Michigan

I am often asked questions about Lake Michigan and our beaches. Most recently, How was Lake Michigan formed? and Do the Great Lakes connect to the oceans?

This video answers those questions and more:



How the Earth Was Made: Great Lakes
Season 1 : Ep. 7 (45:14)
Air date: 03/24/2009 | Rated: TV-PG


The Great Lakes of North America are the largest expanse of fresh water on the planet. Searching for clues of their formation, our geologists delve deep into a salt mine, investigate a fossilized coral reef, and dive to the bottom of Lake Superior.