Region
United States
552
Africa
34
North America
33
California
26
Australia
18
Alaska
17
Northwest, Pacific
14
Montana
13
Oregon
13
Canada
11
Asia
10
China
10
Wyoming
10
Florida
9
South Africa
9
West (U.S.)
9
Africa, Sub-Saharan
8
Arizona
7
Great Britain
7
Hawaii
7
India
7
Africa, Southern
6
Idaho
6
Kenya
6
Yellowstone National Park
6
British Columbia
5
Colorado
5
Iowa
5
Washington (State)
5
Fossil Creek
4
Fossil Creek (Ariz.)
4
Indiana
4
Kings Canyon National Park (Calif.)
4
Mexico
4
Sequoia National Park (Calif.)
4
Southern States
4
Tennessee
4
Texas
4
California, Gulf of
3
East (U.S.)
3
Frank Church-River of No Return Wilderness (Idaho)
3
Giant Sequoia National Monument
3
Giant Sequoia National Monument (Calif.)
3
Israel
3
Kings Canyon National Park
3
Latin America
3
Louisiana
3
Minnesota
3
Nebraska
3
New Zealand
3
more ...