Region
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Santa Cruz River (Ariz. and Mexico)
3
South America
3
Southwest, Old
3
Tomóchic (Mexico)
3
Agua Prieta (Sonora, Mexico)
2
America, Central
2
Argentina
2
Baja California (Mexico : State)
2
British Columbia
2
California, Southern
2
Chelly, Canyon de
2
Chelly, Canyon de (Ariz.)
2
Chenalhó
2
Chenalhó (Mexico)
2
Chetumal Bay (Mexico)
2
Chihuahua (Chihuahua)
2
Coahuila (State)
2
Confederate States of America
2
Copacabana (Manco Kapac)
2
Copacabana (Manco Kapac, Bolivia)
2
Europe, Northern
2
Fort Union (N.M.)
2
Grand Canyon (Ariz.)
2
Guadalajara Region
2
Guanajuato (Mexico : State)
2
Gulf States
2
Ixil (Mexico)
2
Janos
2
Janos (Mexico)
2
Laredo
2
Laredo (Tex.)
2
Matamoros (Tamaulipas, Mexico)
2
Mexico, Gulf of
2
Middle East
2
Missouri
2
Naco (Mexico)
2
Niagara Falls
2
Nicaragua
2
Nogales (Nogales, Mexico)
2
Nueva Galicia
2
Nueva Vizcaya (New Spain)
2
Oaxaca Region
2
Oaxaca Region (Mexico)
2
Ontario
2
Pacific Coast
2
Pacific States
2
Pecos National Historical Park (N.M.)
2
Pecos River Valley (N.M. and Tex.)
2
Petén (Guatemala : Dept.)
2
Philippines
2
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