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One of the largest systems is the Forest Preserve District of Cook County, which includes Brookfield Zoo and the Chicago Botanic Garden as well as 70,000 acres (280 km 2) of open land, or 11.6 percent of Cook County's land area. Under Illinois law, counties may set up a conservation land holding district, after approval by county voters.
Wetlands adjacent to the lake include the 250 acres (100 ha) Eggers Woods Forest Preserve, 175 acres (71 ha) Powderhorn Lake Prairie, and 40 acres (16 ha) Hyde Lake Wetland. [12] William W. Powers State Recreation Area is on Chicago's far southeast side, off highways 94, 90, and 41. The main park entrance is at 12949 South Avenue O. [1]
The first designation, Forest of the Wabash in southern Illinois on the Wabash River, was made in 1965, while the most recent designation, Markham Prairie in northern Illinois, was made in 1987. [1] Natural Landmarks in Illinois range from 53 to 6,500 acres (21.4 to 2,630.5 ha; 0.1 to 10.2 sq mi) in size.
This is a list of state forests in Illinois. [1] Illinois state forests. Name Location Big River State Forest: ... Union County State Fish & Wildlife Area:
Deam Lake State Recreation Area; Ferdinand State Forest - 7,789.9 acres (10 km 2) Frances Slocum State Forest; Greene–Sullivan State Forest – 9,048.8 acres (1.3 km 2); Athens County; Harrison–Crawford State Forest – 24,322.7 acres (5 km 2) Jackson–Washington State Forest - 18,416.2 acres (38 km 2) Martin State Forest - 7,863.6 acres ...
The Forest Preserve District of DuPage County is a governmental agency headquartered in Wheaton, Illinois, United States.Its mission is to acquire and hold lands containing forests, prairies, wetlands, and associated plant communities or lands capable of being restored to such natural conditions for the purpose of protecting and preserving the flora, fauna and scenic beauty for the education ...
The Argonne Forest area is known to geologists as Mount Forest Island, [2] an area which, during the Last Glacial Period, formed a triangular island 6 miles (9.7 km) long and 4 miles (6.4 km) wide, rising 80 to 120 feet (24 to 37 m) above the waters of the surrounding ice-age Lake Chicago.
A highway named Sauk Trail runs from Frankfort, Illinois through Park Forest, Illinois to just west of the state line at Dyer, Indiana. US 12 was built along a known portion of the Sauk Trail that ultimately ends in Detroit. US 6 parallels, at various points, the Illinois and Des Plaines rivers' paths, and some of their tributaries. Natives and ...