- California✖Remove constraint Collection place: California883 objects
- North America883 objects
- The Americas883 objects
- United States883 objects
- Northern California651 objects
- Northwestern California432 objects
- San Francisco Bay Area, California143 objects
- San Francisco County, California140 objects
- Northeastern California131 objects
- Humboldt County, California127 objects
- Klamath River, Humboldt County, California108 objects
- San Francisco, San Francisco County, California89 objects
- North Central California88 objects
- Mendocino County, California72 objects
- Klamath River below Weitchpec, Humboldt County, California51 objects
- Weitchpec, Humboldt County, California51 objects
- near Weitchpec, Klamath River, Humboldt County51 objects
- Round Valley, Mendocino County, California47 objects
- Central California34 objects
- South Central California34 objects