Located in the village of Northbrook, in northern Cook County, these forest preserves span the original continuum of prairie to the west and north and savanna and woodland to the east and...
Linne Prairie is a different site from the rest of the North Branch preserves. The area was used as temporary storage for a huge pile of limestone excavated for the deep tunnel...
An important corridor for migratory birds, Forest Glen is part of the Lower North Branch Preserves. This unique woodland, savanna, and floodplain ecosystem needs help from our volunteer community to remove invasive...
The Miami Woods Forest Preserve covers 112 acres stretching along the west side of the North Branch of the Chicago River from Oakton Street northward to Dempster Street. It is bounded on...