Collection place
- California8,453 objects
- North America8,453 objects
- Northeastern CaliforniaRemove constraint Collection place: Northeastern California8,453 objects
- Northern California8,453 objects
- The Americas8,453 objects
- United States8,453 objects
- Northern Sierras, Northern California2,529 objects
- Lassen County, California2,143 objects
- Modoc County, California1,859 objects
- Siskiyou County, California1,648 objects
- Placer County, California1,507 objects
- Surprise Valley, Modoc County, California1,478 objects
- CA-Mod-204, Modoc County, California1,297 objects
- Lava fields, Siskiyou County, California948 objects
- CA-Sis-7, Lava fields, Siskiyou County894 objects
- Canby's Cross, Lava fields, Siskiyou County894 objects
- Eagle Lake, Lassen County, California886 objects
- Martis Valley, Placer County, California821 objects
- CA-Pla-5 or 6, Placer County, California648 objects
- Lower Klamath Lake Area, Siskiyou County, California587 objects