Spatial Coverage
- Payette County (Idaho)1
- Placerveille Region (Calif.)1
- Plumas County1
- Puerto Rico1
- Pulaski County1
- Putnam County (W. Va.)1
- Rcokcastle County1
- Republican River (Neb. and Kan.)1
- Romania1
- Russia (Federation)1
- Saint Petersburg (Russia)1
- San Juan County1
- San Juan County (Colo.)1
- Siberia, Eastern1
- Sierra County1
- South Carolina1
- South China Sea1
- Southeast Asia1
- Standingstone Region (Tenn.)1
- Sulawesi (Indonesia)1
