Illinois has a variety of protected areas, including 123 state protected areas - state parks, wildlife areas, recreation areas, nature reserves, and state forests. There are also federal and local level protected areas in the state. These levels interact to provide a variety of recreation opportunities and conservation schemes, sometimes in a small area. For instance, 1,500-acre (6.1 km2) Shabbona Lake State Park lies in DeKalb County which has its own 1,000-acre (4.0 km2) forest preserve system, while the City of DeKalb has a 700-acre (2.8 km2) park system.
