Kategori:Skyddade områden i Penobscot County, Maine
Sidor i kategorin "Skyddade områden i Penobscot County, Maine"
B
Bangor City Forest
D
Dwight B. Demeritt Forest
E
Ecotat Gardens and Arboretum
H
Hirundo Wildlife Refuge
Howland Forest
K
Katahdin Woods and Waters National Monument
O
Orono Bog
P
Piney Knoll Conservation Area
S
Sunkhaze Meadows National Wildlife Refuge