Region
California
Los Angeles
6
United States
5
Malibu
3
Diamond Valley Lake Region
2
Richmond
2
Rosie the Riveter/World War II Home Front National Historical Park (Calif.)
2
San Francisco
2
California Coastal National Monument
1
California Coastal National Monument (Calif.)
1
Channel Islands National Park
1
Channel Islands National Park (Calif.)
1
Diamond Valley Lake (Calif.)
1
England
1
Europe
1
Golden Gate National Recreation Area (Calif.)
1
Los Angeles Metropolitan Area
1
Metropolitan Water District of Southern California (Calif.)
1
Oklahoma
1
Pasadena
1
Rome
1
San Francisco (Calif.)
1
San Francisco Maritime National Historical Park (San Francisco, Calif.)
1
Simi Valley
1