Fort O'Brien (historical) is a military located in Washington County, Maine. It appears on the Machias USGS 7.5-minute topographic quadrangle. The nearest populated place is Machiasport, approximately 0.8 miles to the N.
Washington County · Maine
Fort O'Brien (historical) is a military located in Washington County, Maine. It appears on the Machias USGS 7.5-minute topographic quadrangle. The nearest populated place is Machiasport, approximately 0.8 miles to the N.