Travilah is a United States census-designated place and an unincorporated area in Montgomery County, Maryland. It is 17.28 square miles (44.8 km2) located along the north side of the Potomac River, and surrounded by the communities of Potomac, North Potomac, and Darnestown—all census-designated places. It had a population of 11,985 as of the 2020 census.
Point of Rocks is an unincorporated community and census-designated place (CDP) in Frederick County, Maryland, United States. As of the 2010 census it had a population of 1,466. It is named for the striking rock formation on the adjacent Catoctin Mountain, which was formed by the Potomac River cutting through the ridge in a water gap, a typical formation in the Appalachian Mountains. The formation is not visible from the town and can only be seen from boats on the river, or from the southern bank of the river in Virginia.
Piscataway is an unincorporated community in Prince George's County, Maryland, United States. It is one of the oldest European-colonized communities in the state. The Piscataway Creek provided sea transportation for export of tobacco. It is located near the prior Piscataway tribe village of Kittamaqundi.
Ohio Drive is a street in Southwest Washington, D.C., located in East and West Potomac Parks and bordering the Tidal Basin, Washington Channel, and the Potomac River. It is a central organizing feature of East Potomac Park, providing the only major vehicular route to and through the area. Unlike most roadways named after states in the District of Columbia, Ohio Drive is not an avenue, nor it is heavily used like Wisconsin or Rhode Island Avenues. However, the segment from Independence Avenue to the Rock Creek and Potomac Parkway is an important commuter route.
Piscataway Park, located 20 miles (32 km) southwest of downtown Washington, D.C., in and around Accokeek, Maryland, protects Marshall Hall, the National Colonial Farm, and the Accokeek Creek Site. The park is located across the Potomac River from George Washington's Mount Vernon estate.
The Piney Point Lighthouse was built in 1836 located at Piney Point on the Potomac River in Maryland just up the river from the mouth of the Chesapeake Bay. The Coast Guard decommissioned it in 1964 and it has since become a museum. It is known as the Lighthouse of Presidents because several early US Presidents visited or stayed on the grounds.
Harmony Hall, located in Fort Washington, Maryland, is managed by the United States National Park Service as part of the National Capital Parks-East system. It has been a National Park Service site since 1966. Harmony Hall is a 2+1⁄2-story Georgian country house built of red brick during the eighteenth century. It is surrounded by 65 acres (26 ha) of land on Broad Creek, a Potomac River tributary.
Oxon Cove Park and Oxon Cove Farm is a national historic district that includes a living farm museum operated by the National Park Service, and located at Oxon Hill, Prince George's County, Maryland. It is part of National Capital Parks-East. It was listed on the National Register of Historic Places in 2003.
The B & O Railroad Potomac River Crossing is a 15-acre (6.1 ha) historic site where a set of railroad bridges, originally built by the Baltimore and Ohio Railroad, span the Potomac River between Sandy Hook, Maryland, and Harpers Ferry, West Virginia, in the United States. The site was added to the National Register of Historic Places on February 14, 1978 for its significance in commerce, engineering, industry, invention, and transportation.
The Monocacy Site is an archeological site located along the Potomac River. The site spans several eras ranging from Archaic period to the early Woodland period. Projectile points, pottery and soapstone vessels have been found here, with pottery dated to c. 1145-865 BC. The site is the deepest known stratified site in Maryland.
Chapel Point State Park is an undeveloped public recreation area located on the Port Tobacco River, a tributary of the Potomac, in Charles County, Maryland. The state park offers fishing and hunting. Adjacent to the park, St. Ignatius Church and cemetery, the oldest continuous Roman Catholic parish in the United States, offers a scenic river view.
Walker Prehistoric Village Archeological Site is an archeological site located near Poolesville, Montgomery County, Maryland. The site is a large Late Woodland village located on Selden Island in the Potomac River. Excavations carried out in the 1930s and 1940s revealed a 40-foot section of a palisade, circular house patterns, shallow oval pits and cylindrical pits, and flexed burials interred in the floors of the houses.
The Meyer Site is an archaeological site near Westernport in Garrett County, Maryland, United States. It is located along Chestnut Grove Road on the riverside edge of an alluvial bottom on the west side of the North Branch of the Potomac River. It is the site of a Monongahela culture village, which is the uppermost Late Prehistoric village known on the North Branch.
Dentsville is an unincorporated community in Charles County, Maryland, United States, marked by a convenience store dating from the turn of the 20th century, two cemeteries, and adjacent small businesses, including the Dentsville Rescue Squad and Auxiliary founded in 1998 on Maryland Route 6, east of La Plata. Dentsville was named after the Dent family, who have resided locally since colonial times. Dentsville's first appearance on a map of Maryland dates from 1886.
Seneca is an unincorporated community in Montgomery County, Maryland, United States. It is located near the intersection of River Road and Seneca Creek, not far from the Chesapeake and Ohio Canal and Potomac River. Its history goes back before the American Revolutionary War and it thrived when the canal was operating—having several warehouses, mills, a store, a hotel, and a school. Fighting occurred in the area on more than one occasion during the American Civil War. The community declined as the C&O Canal declined.
Savage Mountain is an anticline extending from Bedford County, Pennsylvania southwest into Western Maryland. It is the western side of the Ridge-and-Valley Appalachians, and the eastern portion of the ridge forms the border of Garrett and Allegany Counties of Maryland.
Good Luck is a ghost town and former census-designated place in Prince George's County, Maryland, United States.
Elkridge Landing was a Patapsco River seaport in Maryland, and is now part of Elkridge, Maryland. The historic Elkridge Furnace Inn site resides within the Patapsco Valley State Park.
The Potomac Mills was a mill complex located along the Potomac River roughly .5 miles (0.80 km) downriver of Shepherdstown. Built in 1826, the complex was originally used as a gristmill. In 1829, the mill began producing cement for the Chesapeake and Ohio Canal's construction. The factory continued to produce cement after the canal opened, and it shipped its product along the canal to other cities. Flooding and drought conditions in the 1880s led the mill to reduce its operations, and by 1901 the mill closed permanently.
Hard Bargain Farm is the former country estate and working farm of Alice and Henry Ferguson. It is located at 2001 Bryan Point Road in Accokeek, Maryland, overlooking the Potomac River. The property, now a smaller portion of the 330 acres (130 ha) they purchased, was developed by them into a "country garden". Alice Ferguson, an artist, produced a significant body of her work here, and oversaw both the operations of the farm they established, and studied the prehistoric archaeological remains found on the property. The Fergusons established the Ferguson Foundation in 1954 to manage the property. The foundation operates the property as an educational center focused on land stewardship and historical farming practices in the region. The property includes a heavy timber frame tobacco barn originally constructed between about 1830 and 1850, and rebuilt in the post-American Civil War era. Popular events include the annual Oktoberfest, and "theater in the woods" productions.
