Pine Grove Park was a South Mountain Railroad excursion park "in a grove of magnificent trees" established by Colonel Jackson C. Fuller c. 1881 It was located east of the Pine Grove Iron Works near Toland in Cumberland County, south-central Pennsylvania It was in the South Mountain Range of the northern Blue Ridge Mountains System. Colonel Fuller also owned a farm in the area, and established the railroad's Round Top Park at the Gettysburg Battlefield in 1884.