An afternoon of learning about the basics of GPS operation and geocaching - a simple, adventurous activity that uses GPS technology to find hidden treasures will be held from 1 to 4 p.m. Saturday, Oct. 2 at PPL's Wallenpaupack Environmental Learning Center.

Gene Shultz, Wallenpaupack Area High School teacher and geocaching enthusiast will lead an exploration of some local geocaches including a new cache on the Wallenpaupack Creek Trail, which takes you on a journey along the hydroelectric plant's flow line and stream bed.

This program is free and open to the public. No registration is necessary.

For directors, visit www.pplpreserves.com and click on Lake Wallenpaupack, then select directions.