Collection place
- The Americas73 objects
- North America49 objects
- United States46 objects
- California42 objects
- Northern California41 objects
- Northeastern California37 objects
- Northern Sierras, Northern California29 objects
- South America24 objects
- CA-Nev-8, Truckee, Nevada County18 objects
- Nevada County, California18 objects
- Truckee, Nevada County, California18 objects
- Ecuador12 objects
- Martis Valley, Placer County, California11 objects
- Morona-Santiago Province, Ecuador11 objects
- Placer County, California11 objects
- Rio Upano, Morona-Santiago Province, Eastern Ecuador11 objects
- Bolivia7 objects
- Lassen County, California6 objects
- Atacama Region, Chile5 objects
- Chile5 objects