Learn how to use an Global Positioning System (GPS)unit, and then go out and find some “hidden treasures” (Geocaches). Cost is only $15 (Non-Refundable) per person and includes lunch and class materials. This program is open to ages 12 and up (10 & 11 years of age with adult). The program will teach users basic GPS operations and open them up to the world of Geocaching. What is Geocaching? Geocaching is an adventure game for GPS users. Find Geocaches here in the park or all over the world. Register by phone at (309) 434-6770 or on-line (Click on the GPS/Geocaching Class under the Calendar above).