National Trails Day is a nationwide event that draws people together to celebrate our trails and complete trail work projects as volunteers. Register at 8:30 a.m. Outdoor projects start at 9 a.m. Volunteers need to be 13 an up (teens accompanied by a parent.) Bring work gloves, daypack with water, snack, bug spray and dress for the outdoors. Free pizza luncheon for all volunteers at Campbell Creek Science Center. BLM.gov or ERNC.org for info.