Place
- Woodside (Calif.)8
- Africa7
- Jackson Demonstration State Forest (Calif.)7
- Kenya7
- Monterey County (Calif.)7
- American Samoa6
- Australasia6
- Calaveras County (Calif.)6
- Central America6
- Guam6
- Northern Mariana Islands6
- South America6
- Antarctica5
- Canada5
- Freshwater Creek (Calif.)5
- Paris (France)5
- New Zealand4
- Stanislaus County (Calif.)4
- Yuba County (Calif.)4
- Algeria3