Region
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Ohio
1
Okefenokee Swamp (Ga. and Fla.)
1
Oklahoma
1
Pacific Heights (San Francisco, Calif.)
1
Paris
3
Paris (France)
3
Pennsylvania
1
Pôle Nord
1
Québec (Province)
1
Rome
3
Rome (Empire)
1
Russia (Federation)
1
Rwanda
1
Saint Petersburg
1
Saint Petersburg (Russia)
1
San Antonio (Tex.)
1
San Antonio, Texas
1
San Francisco
1
San Francisco (Calif)
1
Santa Fe National Historic Trail
1
Scotland
1
Seattle
2
Seattle (Wash.)
3
Southern States
2
Soviet Union
1
Sudan
1
Tennessee
3
Texas
2
URSS
1
United States
25
Vermont
1
Vietnam
1
Virginia
2
Virginie
1
Washington (D.C.)
3
Washington (State)
2
Wellington (N.Z.)
1
West (U.S.)
1
Whitby (England)
1
Wyoming
1
Yorkshire (England)
2
États-Unis
2