A volunteer-led hiking club that organizes weekly hikes across the Susquehanna Valley, trail maintenance outings, and outdoor excursions on the Appalachian Trail and surrounding state forests.

A community organization and volunteer group dedicated to maintaining, promoting, and organizing group rides and walks along the 20-mile Capital Area Greenbelt trail.

The local chapter of the National Audubon Society organizing guided bird-watching walks, nature field trips, monthly educational lectures, and local conservation initiatives.

A regional coldwater conservation chapter and fly-fishing community dedicated to stream preservation, trout habitat restoration, fly-tying sessions, and group fishing outings.

An outdoor history society and trail club based out of Pine Grove Furnace / Michaux State Forest organizing trail hikes, museum docent volunteering, and trail-maintenance work trips.