NPS Centennial

A side-by-side image of Antietam National Battlefield and downtown FrederickFind Your Park

The National Park Service marks its 100th birthday in 2016, and you're invited to join in the celebration! #FindYourPark in the Heart of the Civil War Heritage Area. Whether you're honoring the fallen at Antietam National Battlefield, biking the Chesapeake & Ohio Canal National Historical Park, strolling through a National Register-listed historic district, taking in scenic vistas along the Appalachian Trail, or breathing in fresh mountain air at Catoctin Mountain Park, there are countless opportunities to find your "park" state of mind. Visit to find a park experience.