Sister Islands is a island located in Door County, Wisconsin. It appears on the Ephraim USGS 7.5-minute topographic quadrangle. The nearest populated place is Sister Bay, approximately 2.9 miles to the SSE.
Door County · Wisconsin
Sister Islands is a island located in Door County, Wisconsin. It appears on the Ephraim USGS 7.5-minute topographic quadrangle. The nearest populated place is Sister Bay, approximately 2.9 miles to the SSE.