Governor Dick Environmental Center, 3283 Pinch Road, Mount Gretna, will host an Orienteering Class on Sunday, March 26, at 10 a.m. Participants will learn about orienteering and how to become active in it.

The class is free, but there is a fee for a special map. The program is open to the public, but preregistration is required by contacting 717-964-3808 or governordick@hotmail.com and providing a name and phone number in case the program is canceled.