Hammer Hollow is a valley located in Juniata County, Pennsylvania. It appears on the Mifflintown USGS 7.5-minute topographic quadrangle. The nearest populated place is Martins Crossroads, approximately 2.2 miles to the WSW.
Juniata County · Pennsylvania
Hammer Hollow is a valley located in Juniata County, Pennsylvania. It appears on the Mifflintown USGS 7.5-minute topographic quadrangle. The nearest populated place is Martins Crossroads, approximately 2.2 miles to the WSW.