Cedar Grove (Williamsport, Maryland)

The Daniel Donnelly House is a historic home located at Williamsport, Washington County, Maryland, United States. It is a Flemish bond brick, two-story dwelling on a prominent hill built about 1833. The house shows influence of the Federal and Greek Revival styles. Also on the property are a small garden house, shed, and summerhouse, all small late-20th century structures. The house is associated with the American Civil War Battle of Falling Waters, which took place July 13 and 14, 1863. The Civil War Sites Advisory Commission found the property to be the best preserved battlefield along the route of Robert E. Lee's retreat from Gettysburg.The Daniel Donnelly House was listed on the National Register of Historic Places in 2003.

Woburn Manor is a historic home and farm located near Sharpsburg, Washington County, Maryland, United States. The manor house is a Federal style, 2+1⁄2-story stuccoed stone dwelling with a gable roof structure built around 1820. The stucco is incised to resemble cut block. The property includes a landscaped yard with terracing to the south, stone outbuildings including an out kitchen and smokehouse, and slave quarters.Woburn Manor was listed on the National Register of Historic Places in 2000.

The William Hagerman Farmstead is a historic home located at Sharpsburg, Washington County, Maryland, United States. The house is a 2+1⁄2-story five-bay brick dwelling with a raised cellar. It features a double porch, three tiered, extending across the east gable end of the house. The house is an exceptionally intact example of an 1860s vernacular interpretation of the Italianate architecture.The William Hagerman Farmstead was listed on the National Register of Historic Places in 2002.

Downsville is an unincorporated community and census-designated place (CDP) in southwestern Washington County, Maryland, United States. Its population was 355 as of the 2010 census. It is located southeast of Williamsport on Maryland Route 63 and on Maryland Route 632, southwest of Hagerstown. It is officially included in the Hagerstown Metropolitan Area (Hagerstown-Martinsburg, MD-WV Metropolitan Statistical Area).

The Great Appalachian Valley, also called The Great Valley or Great Valley Region, is one of the major landform features of eastern North America. It is a gigantic trough, including a chain of valley lowlands, and the central feature of the Appalachian Mountains system. The trough stretches about 1,200 miles (1,900 km) from Quebec in the north to Alabama in the south and has been an important north–south route of travel since prehistoric times.

Power Plant and Dam No. 4 is a historic hydroelectric power generation station on the Potomac River, located near Shepherdstown on the county line between Berkeley and Jefferson County, West Virginia. The power plant is a tall one-story, limestone building on a high stone foundation. It is five bays long and has a gable roof. Dam 4 uses horizontal shaft turbines connected by rope drives to horizontal shaft generators. This plant is probably the last commercially operated rope-driven hydroelectric plant in the United States. The building is built into a hillside, so the main floor is the top floor. The power plant was originally built by the Martinsburg Electric Company.It was listed on the National Register of Historic Places in 1980.In 2013, the power plant was sold by FirstEnergy to Harbor Hydro Holdings LLC. The power plant has a rated capacity of 1.9 megawatts.

Rose Hill, also known as Rose Hill Manor, is a historic home located near Williamsport, Washington County, Maryland, United States. It was built about 1802 and is a six-bay, two-story Flemish bond brick house with a hip roof and a "widow's walk." The interior details reflect the taste of the Adamesque Federal period.Rose Hill was listed on the National Register of Historic Places in 1973.

Foltz is an extinct town in Berkeley County, in the U.S. state of West Virginia.

Strode-Morrison-Tabler House and Farm is a historic home located near Hedgesville, Berkeley County, West Virginia. It is a farmhouse of brick, limestone, and wood construction that began in 1752 as a single-story, side-gable, two-bay cottage of rubble limestone that subsequently underwent several additions during the 19th century. These additions include a brick upper story added to the original house and a three-bay, limestone addition constructed about 1830. This limestone addition became the principal section of the house. A wood-frame addition was built along the rear of the house by the end of the 19th century. Also on the property are four sheds / outbuildings (c. 1920–1950), a garage (c. 1930), and barn complex (c. 1752 and later).It was listed on the National Register of Historic Places in 2006.

White Bush, alternately spelled Whitebush, is one of Berkeley County, West Virginia's oldest brick mansions. It was built circa 1781–1785 by Archibald Shearer, who had purchased the entire bend of the Potomac River in this area, about 1,200 acres (4.9 km2). The area at that time was part of Frederick County, Virginia. The property was formerly owned by Lord Fairfax, Thomas Fairfax, 6th Lord Fairfax of Cameron but was confiscated as British property during the American Revolutionary War. A grist and saw mill had been established on the riverfront not far from the mansion by 1785.The mansion is a rare combination of Federal architecture in the main mansion, and a later Victorian style addition. White Bush was accepted into the National Register of Historic Places on December 10, 1980. It is alternately listed as the Archibald Shearer House. It is also listed in the Berkeley County Historical Society and the Berkeley County Historical Landmarks Commission Survey.

Priscilla Strode Turner House is a historic home located at Beddington, Berkeley County, West Virginia. It was built about 1850 and is a two-story, five-bay, brick dwelling in the Greek Revival style. It has an L-shaped plan and is topped by a gable roof. Also on the property is a stone spring house, also dated to about 1850. Angeline Turner, a daughter of Ehud and Priscilla Strode Turner, married Lincoln associate Ward Hill Lamon (1828 - 1893) in 1850.It was listed on the National Register of Historic Places in 2002.

Jones Mill Run Historic District is a national historic district located near Martinsburg, Berkeley County, West Virginia. It encompasses one contributing building, one contributing site, and two contributing structures. They are the Thomas Swearingen House (c. 1760); site of the mill, including the stone foundation and head and tail races; and the double stone bridge. Thomas Swearingen House is a small limestone building in the Georgian style. Not only is it one of Berkeley County's oldest stone houses, but it has a unique fireplace that sits halfway out from the wall, rather than flat with the wall as with other stone houses in the county. It is the site of the first mill in West Virginia, built before 1734. When John Vanmeter received a King's Patent for the land in 1734 in what was then Virginia, the mill was already built. The nine-acre site is on Jones Mill Run, a tributary of the Potomac River.It was listed on the National Register of Historic Places in 1980.