Metropolitan and Micropolitan areas near High Rock Nature Trail, Frederick County, Maryland High Rock Nature Trail Main Page HIGH QUALITY TOPO MAP, CLICK HERE More Information about High Rock Nature Trail, Frederick County, Maryland Nearest metro area is Gettysburg, Pennsylvania Click here for more outdoors activities near Gettysburg, Pennsylvania General Camping Information List of nearby metros and micros: Gettysburg, Pennsylvania, 21.3 miles away Chambersburg, Pennsylvania, 22.1 miles away Hagerstown-Martinsburg, Maryland-West Virginia, 27.5 miles away Harrisburg-Carlisle, Pennsylvania, 47.2 miles away Huntingdon, Pennsylvania, 50.8 miles away York-Hanover, Pennsylvania, 51.6 miles away Washington-Arlington-Alexandria, DC-Virginia-Maryland-West Virginia, 52.3 miles away Lewistown, Pennsylvania, 52.7 miles away Baltimore-Towson, Maryland, 61 miles away Selinsgrove, Pennsylvania, 67.7 miles away * Distances listed are direct linear distances, actual travel distance may be different. Go to Maryland Outdoors Index