 Well, an Illinois woman has written a book about places and activities in Illinois that are a must see and do. The Illinois Radio Network's Kevin Bessler has more. It's called 100 Things to Do in Illinois Before You Die. Author Melanie Holm says one of her favorite things to do is to visit the zoological park in Hanna City. I loved going to this wildlife prairie park outside of Peoria where you can play all day.