Posted 6/4/2020 Scavenger Hunt! There are castles located in various businesses windows in Chickasaw, Maria Stein and Osgood. Find the 5 castles in Chickasaw and receive a secret code, find the 5 castles in Maria Stein and receive a secret code and find the 5 castles in Osgood and receive a secret code. Email the codes on the castles and/or the location from each town to marion@mercerlibrary.org and we will verify them and send you the secret code. You could potentially get 3 secret codes. (Do NOT go into the business, the castles can be viewed from the outside)