This is volume II of II. It covers outcrops you can visit in Illinois, with locations. Volume I is the geologic history of Illinois. This book was originally one volume. It was decided to separate it into 2 because of coast. It is in full color with well over 150 photos and diagrams. Although neither volume is dependent on the other, some pages herein do reference Volume I.WARNING: Kindle doesn't always set and format the book properly. You are better off buying the paperback. If you opt for the cheaper Kindle version and the format is messed up, remember...YOU WERE WARNED!