Kennedy Farmhouse

Samples Manor is an unincorporated community in Washington County, Maryland, United States. The Kennedy Farm was listed on the National Register of Historic Places in 1973.

Dargan is an unincorporated community and census-designated place in Washington County, Maryland, United States. Its population was 165 as of the 2010 census.

Elk Ridge, or Elk Mountain, is a mountain ridge of the Blue Ridge Mountains in Maryland and is the westernmost of four parallel ridges. It forms the western side of a narrow valley in which are situated the towns of Yarrowsburg and Brownsville. South Mountain is on the eastern side of this valley running roughly parallel to it. The ridge runs from Rohrersville, in the north, to the Potomac River across from Harpers Ferry, West Virginia, in the south. Across the Potomac the ridge continues as Blue Ridge Mountain in Virginia and West Virginia. To the west of Elk Mountain is the broader Cumberland Valley, in which lie the towns of Hagerstown and Chambersburg, and the Potomac River. The southern end of the ridge, which is part of Harpers Ferry National Historical Park, is known as Maryland Heights.

Yarrowsburg is an unincorporated community and census-designated place in Washington County, Maryland, United States. Its population was 133 as of the 2010 census.

Garretts Mill is an unincorporated community and census-designated place in Washington County, Maryland, United States. Its population was 234 as of the 2010 census.

Magnolia Plantation, also known as the Boteler-Holder Farm, is a historic house and former slave plantation located at Knoxville, Washington County, Maryland, United States. It is a 2-story, five-bay-wide house built about 1835, with a 1+1⁄2-story three-bay rear addition, set on finely coursed local fieldstone foundations. Also on the property are several modern outbuildings and a barn, and nearby is a private cemetery with a number of grave markers bearing the name Boteler.The Magnolia Plantation was listed on the National Register of Historic Places in 1975.

The Robert Clagett Farm is a historic home and farm located at Knoxville, Washington County, Maryland, United States. The house is a one-story sandstone structure measuring three bays long by two bays deep in the Georgian-style. The house features a two-story galleried porch and an interior stone chimney. The farm also includes a small 1875 stone-arched bridge, a mid-19th century dairy barn, a small shed-roofed frame outbuilding which may once have housed pigs, and a 1930s frame garage.The Robert Clagett Farm was listed on the National Register of Historic Places in 1999.

Antietam is an unincorporated community and census-designated place in Washington County, Maryland, United States. Its population was 89 as of the 2010 census. It is the site of Antietam Iron Furnace Site and Antietam Village, added to the National Register of Historic Places in 1975.

Antietam Iron Furnace Site and Antietam Village is a national historic district at Antietam, Washington County, Maryland, United States. It consists of the remains of a mid-18th to late-19th century iron furnace site, and the nearby related village. Remnants of the ironworks include a dam and race, a possible wheel pit or building foundation, the possible location of a furnace stack, and a four-arch stone bridge built by John Weaver in 1832. Also at the site are the dozen or so brick, stone, and wood houses comprising Antietam Village. Typical of the houses is the Mentzer house, a four-bay, two-storey stone structure of roughly coursed fieldstone, painted white.The district was added to the National Register of Historic Places in 1975.

Antietam Creek () is a 41.7-mile-long (67.1 km) tributary of the Potomac River located in south central Pennsylvania and western Maryland in the United States, a region known as the Hagerstown Valley. The creek became famous as a focal point of the Battle of Antietam during the American Civil War.

Bakerton is an unincorporated community in Jefferson County, West Virginia, United States.

Weverton is an unincorporated community hamlet located in the southern tip of Washington County, Maryland, United States, near the north shore of the Potomac River. Its population is about 500. Weverton is located at the intersection of MD Route 67 and U.S. Route 340. The nearest incorporated communities are Harpers Ferry, West Virginia (1.5 miles (2.4 km) to the west) and Brunswick ( 2.7 miles (4.3 km) to the east). Weverton's approximate elevation is 475 feet (145 m) above sea level. Weverton Cliffs, at the southern end of South Mountain where that ridge is interrupted by the Potomac River, are a landmark on the Appalachian Trail; they sit nearly at the halfway point of the trail and are well-known to through hikers. Weverton is the northwestern end of CSX Transportation's Metropolitan Subdivision, a 79-mile rail line that runs to Washington, D.C.