Collection place
- North America162 objects
- The Americas162 objects
- California160 objects
- United States160 objects
- San Francisco Bay Area, California62 objects
- Northern California57 objects
- Northwestern California52 objects
- Lindsey Slough, Solano County, California50 objects
- Mendocino County, California50 objects
- Solano County, California50 objects
- CA-Sol-3, Solano County, California47 objects
- Round Valley, Mendocino County, California41 objects
- Southern California36 objects
- CA-Men-187, Round Valley, Mendocino County24 objects
- CA-LAn-1, Topanga Canyon, Los Angeles County22 objects
- Los Angeles County, California22 objects
- Santa Monica Mountains, Los Angeles County, California22 objects
- Topanga Canyon, Santa Monica Mountains, Los Angeles County22 objects
- San Diego County, California14 objects
- Marin County, California6 objects