- Europe9 objects
- Italy9 objects
- Southern Europe9 objects
- Central Italy5 objects
- Lazio, Central Italy5 objects
- Rome (modern city), Lazio, Central Italy5 objects
- California3 objects
- North America3 objects
- The Americas3 objects
- United States3 objects
- CA-Cal-83, Calaveras County, California2 objects
- Calaveras County, California2 objects
- Northeastern California2 objects
- Northern California2 objects
- Northern Sierras, Northern California2 objects
- Rome (ancient city)2 objects
- CA-Imp-49, Imperial County, California1 objects
- Imperial County, California1 objects
- Southern California1 objects