Following the success of their previous collaborations, "Illinois"" Hiking and Backpacking Trails, Revised Edition "and "A Guide to Mountain Bike Trails in Illinois, "Walter and George Zyznieuski offer this concise and handy resource for all outdoor enthusiasts interested in the outstanding nature centers and interpretive trails throughout Illinois. The 135 sites detailed in this illustrated guide are located in municipal and county parks, forest preserves, state parks, wildlife refuges, and the Shawnee National Forest. Sites range from the Apple River Canyon State Park in northwest Illinois...