Tamarack Farms, overhead view. (The Conservation Fund)

The Conservation Fund, Illinois Audubon Society and Openlands announced the purchase of the 985-acre Tamarack Farms, which will now become the single largest property within McHenry County’s Hackmatack National Wildlife Refuge.

We take you one hour north of Chicago to Hackmatack, a new wildlife refuge that's one of Illinois' best-kept secrets.

We take you one hour north of Chicago to Hackmatack, a new wildlife refuge that's one of Illinois' best-kept secrets.

We take you one hour north of Chicago to Hackmatack, a new wildlife refuge that's one of Illinois' best-kept secrets.