- North America✖Remove constraint Collection place: North America50 objects
- The Americas50 objects
- United States49 objects
- California46 objects
- Northern California34 objects
- Northwestern California31 objects
- Humboldt County, California11 objects
- San Francisco Bay Area, California9 objects
- Klamath River below Weitchpec, Humboldt County, California5 objects
- Klamath River, Humboldt County, California5 objects
- Hoopa Valley Reservation, Humboldt County, California4 objects
- Hoopa Valley, Humboldt County, California4 objects
- Mendocino County, California4 objects
- Berryessa Valley, Napa County, California3 objects
- CA-Nap-93, Berryessa Valley, Napa County3 objects
- Del Norte County, California3 objects
- Napa County, California3 objects
- Nevada County, California3 objects
- Northeastern California3 objects
- Northern Sierras, Northern California3 objects