Collection place
- California311 objects
- North America311 objects
- The Americas311 objects
- United States311 objects
- Northern California223 objects
- North Central California174 objects
- Sacramento County, California111 objects
- Northeastern California43 objects
- San Francisco Bay Area, California41 objects
- Middle Napa Valley, Napa County, California27 objects
- Napa County, California27 objects
- Napa Valley, Napa County, California27 objects
- Northern Sierras, Northern California26 objects
- CA-Nap-1 (Goddard Mound), Napa Valley, Napa County25 objects
- Oakville area, Napa Valley, Napa County25 objects
- Southern California25 objects
- Colusa County, California23 objects
- Santa Barbara County, California21 objects
- Butte County, California16 objects
- CA-Col-2 (Howell's Point), Colusa County, California16 objects