Region
North America
8
United States
7
America
4
Southwest, New
4
Arizona
3
Canada
2
Florida
2
Great Plains
2
New England
2
New Mexico
2
Brevard County
1
Brevard County (Fla.)
1
Chattahoochee River Valley
1
Chihuahua (State)
1
Iowa
1
Ireland
1
Mexico
1
Mexico, North
1
New York (State)
1
Northwest, Pacific
1
Phoenix
1
Phoenix (Ariz.)
1
Pine Ridge Indian Reservation (S.D.)
1
Rocky Mountains Region
1
Rosebud Indian Reservation (S.D.)
1
Salinas Pueblo Missions National Monument (N.M.)
1
San Carlos Indian Reservation (Ariz.)
1
San Pedro River Valley (Mexico and Ariz.)
1
Santa Cruz River Valley (Ariz. and Mexico)
1
Southwestern States
1
Texas
1
West (U.S.)
1
Windover Pond Site (Fla.)
1