- North America19 objects
- The Americas19 objects
- United States✖Remove constraint Collection place: United States19 objects
- Southwestern United States11 objects
- California5 objects
- Northern California5 objects
- Northwestern California5 objects
- New Mexico4 objects
- Humboldt County, California3 objects
- Arizona2 objects
- Klamath River, Humboldt County, California2 objects
- Western New Mexico2 objects
- Eastern Arizona1 objects
- Fort Leavenworth, Leavenworth, Kansas1 objects
- Kansas1 objects
- Leavenworth County, Kansas1 objects
- Lower Klamath River, Humboldt County, California1 objects
- Mad River, Humboldt County, California1 objects
- Maple Creek, Mad River, Humboldt County1 objects
- McKinley County, New Mexico1 objects