The over 19,000-acre Midewin National Tallgrass Prairie is the first national tallgrass prairie in our nation’s history and the largest open space in the Chicago region. It is considered one of the most important conservation initiatives in Illinois of the 20th century and was established as a direct result of leadership and advocacy by Openlands.
Location: Will County, Illinois
Owner & land manager: U.S. Forest Service
Size of project site: 19,000 acres