- California✖Remove constraint Collection place: California23 objects
- North America23 objects
- The Americas23 objects
- United States23 objects
- Northern California18 objects
- Northwestern California10 objects
- Modoc County, California7 objects
- Northeastern California7 objects
- Humboldt County, California5 objects
- Southern California4 objects
- Humboldt County coast, Humboldt County, California3 objects
- Trinidad Bay, Humboldt County, California3 objects
- Trinidad, Humboldt County, California3 objects
- CA-Hum-170, Humboldt County, California2 objects
- Klamath River below Weitchpec, Humboldt County, California2 objects
- Klamath River, Humboldt County, California2 objects
- Santa Barbara County, California2 objects
- Alameda County, California1 objects
- CA-Ala-309, Emeryville, Alameda County1 objects
- CA-Hum-169 (Tsurai), Humboldt County, California1 objects