Watery Riddle

Five siblings are they, their color is true; One belongs to one, four are shared by two. Connected together, some by locks; Many meet their fate upon the rocks. Arrange their initials, and you should Find things that are found in a neighborhood. What has just been described?

NOTE: To see the answer click and highlight the area between the arrows below.

Answer: -->The Great Lakes: Superior, Michigan, Huron, Erie, Ontario<--