Head to Holtwood, PA on Saturday, May 16, 2026, where Every Mountain Outdoors & RunPA are hosting trail running options for all ages—choose between a challenging 10K with 1,256 feet of elevation gain and Susquehanna River views from Pinnacle Overlook, a beautiful 5K that winds through Kelly's Run Nature Preserve featuring creek crossings and waterfalls, or a FREE kids race for ages 12 and under. All events start and finish at Kelly's Run Nature Preserve and include chip timing, aid stations, commemorative mugs for registered runners, optional tech shirts, and awards for the top three male and female finishers in each distance.