- California✖Remove constraint Collection place: California94 objects
- North America94 objects
- Northern California94 objects
- The Americas94 objects
- United States94 objects
- Northwestern California88 objects
- Humboldt County, California26 objects
- Del Norte County, California16 objects
- Elk Valley, Del Norte County, California16 objects
- Klamath River, Humboldt County, California15 objects
- Mouth of Salmon River, Del Norte County, California15 objects
- Klamath River below Weitchpec, Humboldt County, California10 objects
- Northeastern California5 objects
- Mad River, Humboldt County, California4 objects
- Maple Creek, Mad River, Humboldt County4 objects
- Weitchpec, Humboldt County, California4 objects
- near Weitchpec, Klamath River, Humboldt County4 objects
- Blocksburg, Humboldt County, California2 objects
- Bridgeville, Humboldt County, California2 objects
- Hoopa Valley Reservation, Humboldt County, California2 objects