Big Rock is a pillar located in Rock County, Wisconsin. It appears on the Janesville West USGS 7.5-minute topographic quadrangle. The nearest populated place is Janesville, approximately 1.0 miles to the NNE.
Rock County · Wisconsin
Big Rock is a pillar located in Rock County, Wisconsin. It appears on the Janesville West USGS 7.5-minute topographic quadrangle. The nearest populated place is Janesville, approximately 1.0 miles to the NNE.