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Spatial Coverage
- Black Hills (S.D. and Wyo.)5
- California2
- Nevada2
- Vermont2
- Windsor County2
- Alaska1
- Arctic Regions.1
- Arctic regions1
- Arizona1
- Cades Cove1
- Charles County1
- Colorado1
- Elko County1
- Elko County.1
- Eureka County1
- Eureka County.1
- Fredericksburg Region1
- Gallatin County1
- Gallatin County.1
- Great Smoky Mountains National Park (N.C. and Tenn.)1
