Region
North America
24
United States
13
Great Plains
12
Southwest, New
11
Arizona
5
America
2
Canada
2
Mexico
2
New England
2
West (U.S.)
2
Alberta
1
Amérique du Nord
1
British Columbia
1
California
1
Colorado
1
Devils Tower National Monument (Wyo.)
1
Earth (Planet)
1
Great Basin
1
Great Lakes Region (North America)
1
Labrador
1
Milk River Valley (Mont. and Alta.)
1
Mississippi River Valley
1
Mount Shasta (Calif.)
1
New France
1
New Mexico
1
New York (State)
1
Newfoundland and Labrador
1
Northwest Coast of North America
1
Northwest, Pacific
1
Nouveau Sud-Ouest
1
Oklahoma
1
Oregon
1
Salt River Indian Reservation (Ariz.)
1
Wyoming
1