Region
United States
10
Germany
9
Italy
3
California
2
France
2
Great Plains
2
Latin America
2
Ann Arbor
1
Australia
1
Berkeley
1
Colorado
1
Europe, Central
1
French Guiana
1
Germany (East)
1
Great Lakes Region
1
Kansas
1
Mexico
1
Michigan
1
Minnesota
1
Nebraska
1
New Caledonia
1
Pacific Coast
1
Pacific Coast (Central America)
1
Pacific Coast (North America)
1
West (U.S.)
1
Wisconsin
1
Yosemite National Park
1
Yosemite National Park (Calif.)
1