Region
United States
409
Virginia
18
Great Britain
9
Southern States
6
Pennsylvania
5
Washington (D.C.)
4
États-Unis
4
California
3
New Mexico
3
New York (State)
3
Northwest, Old
3
Philadelphia
3
Texas
3
Africa
2
East Florida
2
Louisiana
2
Minnesota
2
North America
2
Southern boundary of the United States
2
Spain
2
Tennessee
2
West Florida
2
Africa, North
1
Africa, West
1
Alaska
1
America
1
Appalachian Region
1
Arizona
1
Asia
1
Austria
1
Boulder County
1
China
1
Clear Creek County
1
Colorado
1
Developing countries
1
Erie Canal (N.Y.)
1
Estados Unidos
1
Etats-Unis
1
Europe
1
Federal government
1
Florida
1
France
1
Gilpin County
1
Illinois
1
Ireland
1
Liberia
1
Massachusetts
1
Maury County
1
Mexico
1
Missouri
1
more ...