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Chain O'Lakes State Park (Illinois) Channahon State Park; Clinton Lake State Recreation Area; Coffeen Lake State Fish and Wildlife Area;
Sandstone cliff at Starved Rock State Park, carved by the force of the Kankakee Torrent some 19,000 years ago. The Kankakee Torrent was a catastrophic flood that occurred about 19,000 calibrated years ago [1] in the Midwestern United States.
Starved Rock State Park is a state park in the U.S. state of Illinois, characterized by the many canyons within its 2,630 acres (1,064 ha).Located just southeast of the village of Utica, in Deer Park Township, LaSalle County, Illinois, along the south bank of the Illinois River, the park hosts over two million visitors annually, the most for any Illinois state park.
The Illinois state park system began in 1908 with what is now Fort Massac State Park, in the U.S. state of Illinois, becoming the first park in a system encompassing over 60 parks and about the same number of recreational and wildlife areas.
Weldon Springs State Park is an Illinois state park; the primary 550-acre (220 ha) area is located near Clinton, Illinois, while a secondary area is located near Monticello, Illinois. The former centers on Salt Creek and the impoundment of a tributary, Weldon Springs, to form Weldon Spring Lake , a reservoir .
The Illinoian Stage is the name used by Quaternary geologists in North America to designate the Penultimate Glacial Period c.191,000 to c.130,000 years ago, during the late Middle Pleistocene (Chibanian), when sediments comprising the Illinoian Glacial Lobe were deposited.
The edge of the retreating glacier formed moraines, the Park Moraine in present-day Illinois and the Lake Borders Moraine in Indiana and Michigan. [ 4 ] Early Lake Chicago at the edge of the ice sheet, near the head of the Chicago Outlet River, lower left Map of Glacial lakes Whittlesey, Saginaw and Chicago, based on the USGS Report of 1915 ...
The earliest Carboniferous rocks sit conformably on top of the youngest Devonian in Illinois; Carboniferous rocks in the state are areally extensive, regionally very well-exposed, and form a large percentage of the state's bedrock. Illinois remained marine for much of the Carboniferous, with limestones making up most of the rock deposited ...