- California86 objects
- North America86 objects
- Northern California✖Remove constraint Collection place: Northern California86 objects
- The Americas86 objects
- United States86 objects
- North Central California52 objects
- Northeastern California23 objects
- Lake County, California20 objects
- Northern Sierras, Northern California17 objects
- Sacramento County, California14 objects
- San Joaquin County, California13 objects
- Mendocino County, California11 objects
- Northwestern California11 objects
- Calaveras County, California10 objects
- Stockton, San Joaquin County, California9 objects
- Upper Lake, Lake County, California9 objects
- CA-Sac-60 (Hicks 1), Sacramento County, California7 objects
- CA-Sac-60 or 61 (Hicks site), Sacramento County, California7 objects
- Ukiah Rancheria, Ukiah Valley, Mendocino County6 objects
- Ukiah Valley, Mendocino County, California6 objects