Description
Heads just south of Hells Canyon Road at Bull Pen Spring, trends south 1.6 km (1 mi) to converge with Hells Canyon.
History
Named for a pen that once held bull oxen at the junction of the valley and Hells Canyon.
Madison County · Montana
Heads just south of Hells Canyon Road at Bull Pen Spring, trends south 1.6 km (1 mi) to converge with Hells Canyon.
Named for a pen that once held bull oxen at the junction of the valley and Hells Canyon.