Spatial Coverage
- Prussia, East (Poland and Russia)16
- Tennessee.16
- Yukon16
- Africa, West15
- Boston15
- Campbell County (Wyo.)15
- Hesse (Germany)15
- Italy.15
- Korea15
- London Region (England)15
- Mark Twain National Forest (Mo.)15
- Mediterranean Region15
- New York Metropolitan Area15
- New Zealand15
- Pomerania (Poland and Germany)15
- Québec.15
- Rio Arriba County (N.M.)15
- Scotland.15
- Slovakia15
- South Asia15
