- California19 objects
- Humboldt County, California19 objects
- Klamath River, Humboldt County, California19 objects
- North America19 objects
- Northern California19 objects
- Northwestern California19 objects
- The Americas19 objects
- United States19 objects
- Weitchpec, Humboldt County, California14 objects
- near Weitchpec, Klamath River, Humboldt County14 objects
- Martin's Ferry, Humboldt County, California3 objects
- John Gist's mine, Weitchpec, Humboldt County2 objects
- Klamath River below Weitchpec, Humboldt County, California2 objects
- Meta, Humboldt County, California2 objects