The Great Lakes: Superior, Michigan, Huron, Erie, Ontario

There are five, lakes being blue (as in true blue). Lake Michigan belongs to the United States, the other lakes are shared by the United States and Canada. The lakes are part of a chain, with locks between some of them. Many shipwrecks occur by grounding on rocks in shallow water. The initials spell "homes", which are found in neighborhoods.

Today's brain teaser courtesy of Braingle.com.

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