- Northwestern United States14 objects
- Japanese archipelago, Japan13 objects
- Honshū, Japan12 objects
- NV-Ch-24 (Ocala Cave), Churchill County, Nevada12 objects
- Central Peru11 objects
- Lima Region, Central Peru11 objects
- Philippines11 objects
- CA-Iny-46, Inyo County, California10 objects
- Southern Peru10 objects
- Arizona9 objects
- Northeastern California9 objects
- Northern Africa9 objects
- Alaska8 objects
- Ancón DIstrict, Lima Region, Central Peru8 objects
- Apache County, Arizona8 objects
- Canyon de Chelly, Apache County, Arizona8 objects
- Central California8 objects
- Egypt8 objects
- Nile River Valley, Egypt8 objects
- North Central California8 objects