File:10553 War Correspondent's Arch - Crampton's Gap - Gathland State Park -15 - 28551196760.jpg
The park encompasses the following historical sites:
War Correspondent’s Arch The War Correspondents Arch is a National historic monument. Constructed in 1896, the monument stands fifty feet high and forty feet broad. The monument is administered and maintained by the National Park Service.
South Mountain State Battlefield
Gathland State Park is located in Crampton's Gap, which witnessed a portion of the Battle of South Mountain, the first major battle of the Civil War fought in Maryland.