Collection place
- North America501 objects
- The Americas501 objects
- United States501 objects
- California456 objects
- San Francisco Bay Area, California363 objects
- Alameda County, California348 objects
- Berkeley, Alameda County, California348 objects
- CA-Ala-307, Berkeley, Alameda County348 objects
- West Berkeley, Berkeley, Alameda County348 objects
- Northern California88 objects
- Northwestern California85 objects
- Humboldt County, California70 objects
- Klamath River, Humboldt County, California70 objects
- Banks of the Susquehanna River, Lycoming County, Pennsylvania44 objects
- Lycoming County, Pennsylvania44 objects
- Northeastern United States44 objects
- Pennsylvania44 objects
- Klamath River below Weitchpec, Humboldt County, California34 objects
- Weitchpec, Humboldt County, California33 objects
- near Weitchpec, Klamath River, Humboldt County33 objects