Harvey-Gensburg Markham Prairie

Harvey-Gensburg Markham Prairie The Gensburg-Markham Prairie, commonly known as Markham Prairie, is a 105.6-acre high-quality tallgrass prairie near Markham, Illinois (Harvey, IL). It is a component of the broader Indian Boundary Prairies, which are administered jointly by Northeastern Illinois University and The Nature Conservancy. It is a National Natural Landmark, described by the Illinois Department […]