In much of
Cameron and
Clinton counties, PA 120 is a
Pennsylvania Scenic Byway designated the
Bucktail State Park Natural Area. Bucktail State Park Natural Area runs 75 miles (121 km) from
Emporium to Lock Haven, and is named for the
Pennsylvania Bucktails Regiment, who came from the area during the
American Civil War. PA 120 and the park run along
Sinnemahoning Creek and the
West Branch Susquehanna River and also pass through
Renovo (in Clinton County). Bucktail State Park Natural Area was established by the Pennsylvania State Legislature in 1933. It includes , of which are in Cameron County and in Clinton County. While much of the land is state owned and part of the
Elk and
Sproul State Forests, there are also many tracts of privately owned land within the official boundaries of the park. The law establishing the park defined its boundaries as "all that area of land extending in length from the western city line of Lock Haven, in Clinton County, to the eastern borough line of Emporium, in the
Cameron County, and along the course of the western branch of the Susquehanna River, and its tributary, Sinnemahoning Creek, in Clinton and Cameron counties, an estimated distance of 75 miles, and in width from mountain rim to mountain rim across the valley."{{cite web ==History==