Lake Michigan
No, Lake Michigan is the only great lake entirely in the U.S.
Only Lake Michigan is entirely within US borders.
Lake Michigan
Lake Michigan is entirely in the US
Lake Michigan.
Lake Superior
yes it is
Michigan
Lake Erie ==== Actually, it is Lake Michigan. Lake Erie is between the US and Canada.
Lake Superior
The correct spelling of the name is "Lake Michigan" (the only Great Lake entirely in the US).