North of the Chicago Plain, steep bluffs and ravines run alongside Lake Michigan. These are eroded and form steep hills, valleys and bluffs. Coyote dens can be located in canyons, washouts, coulees, banks, rock bluffs, or level ground. Villages were often situated on high bluffs above the river. Wilmette was a forested area with high bluffs along its lakeshore. It is located along the east bluffs above the Grand River. Cliff Drive, in Kessler Park on the North Bluffs, is a designated State Scenic Byway. The north access features several dramatic rock bluffs and secluded bays. Scarborough is home to an earthen escarpment formation known as the Scarborough Bluffs. Trees growing on limestone bluffs have stiff, blue-green leaves. The Islands are composed of alluvial deposits from the erosion of the Scarborough Bluffs. Omaha is the anchor of the eight-county, bi-state Omaha-Council Bluffs metropolitan area. Chandler was born in Council Bluffs, Iowa. Large portions of the Macquarie Island bluffs are eroding as a result. Riding north along the bluffs, Custer could have descended into Medicine Tail Coulee.