Spatial Coverage
- Keweenaw County (Mich.)4
- Keweenaw Peninsula4
- Superior, Lake, Region4
- Alpena County (Mich.)3
- Alpena County.3
- EĢtats-Unis3
- Huron, Lake (Mich. and Ont.)3
- Keweenaw County.3
- Keweenaw Peninsula (Mich.)3
- Lake Superior Region.3
- Lenawee County3
- Ogemaw County (Mich.)3
- Ogemaw County.3
- Ohio.3
- Calhoun County (Mich.)2
- Charlevoix, Lake (Mich.)2
- Charlevoix, Lake.2
- Cyrus H. McCormick Experimental Forest.2
- Detroit Metropolitan Area (Mich.)2
- Dickinson County2
