22
ABCD
1
2
4
5
3
ABCD
25
20
25
30
NORTH AMERICA
USA: The Northeast
Lake
Michigan
Lake Huron
Lake Erie
Lake^ Superior
M
is
si
ss
ip
p
i
W
a
ba
sh
O
hi
o
O
h
io
OHIO
INDIANA
KENTUCKY
ILLINOIS
WISCONSIN
MICHIGAN
WEST
VIRGINIA
MINNESOTA
IOWA
MISSOURI
ARKANSAS
ONTARIO
CA
Akron
Cleveland
Cincinnati
Lexington
Chicago
Rockford
Peoria
Milwaukee
Detroit
Grand Rapids Flint
Ann Arbor
Fort Wayne
South
Bend
Gary
Evansville
Erie
Toledo
Dayton
Youngstown
Louisville
INDIANAPOLIS COLUMBUS
FRANKFORT
SPRINGFIELD
MADISON
LANSING
CHARLESTON
Huntington
Champaign Muncie
Effingham Terre Haute
Hopkinsville
Rock Island
Galesburg
East St Louis
Carbondale
Superior
Eau Claire
Green Bay
Bay City
Cheboygan
Sault Ste Marie
La Crosse
Oshkosh
Waukegan
Traverse
City
Saginaw
Aurora
Joliet
Mt. Vernon
Paducah
Bloomington
Owensboro Richmond
London
Wheeling
Decatur
Bowling
Green
MansfieldCanton
Marquette
Iron Mountain
Ladysmith
Ironwood
The Chicago River
originally flowed into
Lake Michigan, but was
reversed in 1900 by
the completion of
a canal.