Region
Alabama
1
Alaska
3
America
1
Atlantic Coast
1
Berkshire County
1
California
5
Colorado
1
Connecticut
1
Elliott County
1
Idaho
1
Illinois
1
Kansas
2
Kentucky
1
Lincoln County
1
Maine
1
Massachusetts
1
Minnesota
2
Missouri
1
Mono Lake
1
Montana
2
Nevada
3
New Madrid
1
New Mexico
1
New York (State)
2
North America
33
North Dakota
1
Oklahoma
1
Oregon
1
Pennsylvania
2
Preston
1
Purgatory Canon
1
South Dakota
1
Texas
2
United States
6
Utah
1
Virginia
1
Washington (State)
1
West (U.S.)
1
Wyoming
1
Yukon
1