Question: What development in Price George's County is located along the Potomac River?

full_context: Document 1: Landover, Maryland: Landover is an unincorporated community and census-designated place in Prince George's County, Maryland, United States. As of the 2010 census it had a population of 23,078.
Document 2: Occoquan Bay National Wildlife Refuge: The Occoquan Bay National Wildlife Refuge is a National Wildlife Refuge located where the Occoquan River meets the Potomac River in Woodbridge, Virginia, United States. The 644 acre site, about half of which is wetlands, was a popular tourist spot known as Dawson Beach until the 1940s, after which it was used for military research by the U.S. Army's Harry Diamond Laboratories from the 1960s to the 1990s. When the land was purchased from the military, it was temporarily called the Marumsco National Wildlife Refuge. The refuge was formally established and renamed in 1998, and is now managed by the United States Fish and Wildlife Service as part of the Potomac River National Wildlife Refuge Complex.
Document 3: Southeast, Washington, D.C.: Southeast (SE or S.E.) is the southeastern quadrant of Washington, D.C., the capital of the United States, and is located south of East Capitol Street and east of South Capitol Street. It includes the Capitol Hill and Anacostia neighborhoods, the Navy Yard, the Joint Base Anacostia-Bolling (JBAB), the U.S. Marine Barracks, the Anacostia River waterfront, Eastern Market, the remains of several Civil War-era forts, historic St. Elizabeths Hospital, RFK Stadium, Nationals Park, and the Congressional Cemetery. It is also contains a landmark known as "The Big Chair," located on Martin Luther King Avenue. The quadrant is bisected by the Anacostia River, with the portion that is west of the river sometimes referred to as "Near Southeast".
Document 4: Ellicott City, Maryland: Ellicott City is an unincorporated community and census-designated place, along with being the county seat of local government in Howard County, Maryland, United States. It is part of the Baltimore Metropolitan Area. The population was 65,834 at the 2010 census. Founded in 1772, the town contains the B. & O. Railroad Museum's branch at the Ellicott City Station, built in 1830 as the first terminus of the initial line. The downtown historic district is located in the valley of the small Tiber River, with its east end abutting the Patapsco River, which forms the Baltimore County line. As of the 2000 census, Ellicott City surpassed Towson (county seat of neighboring Baltimore County) for the first time, as the largest unincorporated county seat in the country.
Document 5: Wicomico River (Potomac River): The Wicomico River is a 13.0 mi tributary of the lower tidal portion of the Potomac River located in the U.S. state of Maryland south of Washington, DC. The river empties into the Potomac at Cobb Island and St. Margaret's Island. Its watershed area (excluding water) is 77 sqmi , with 2% impervious surface in 1994. in Charles, St. Mary's, and southern Prince George's counties. The lower section of the river forms part of the boundary between Charles and St. Mary's counties. The Wicomico River was designated a Scenic River under the Maryland Scenic River Act in 1968, and there are Scenic River Commissions for it in both Charles and St. Mary's counties (see links below).
Document 6: Oakmont, Maryland: Oakmont, Maryland is a village and special taxing district in Montgomery County, Maryland. Chartered in 1918, the village includes both sides of Oak Place and the south side of Oakmont Avenue, across Old Georgetown Road from the National Institutes of Health, in the Bethesda, Maryland postal area. The village has approximately 145 inhabitants in 52 homes.
Document 7: Woodbridge, Virginia: Woodbridge is a census-designated place (CDP) in Prince William County, Virginia, United States, located 20 mi south of Washington, D.C. Bounded by the Occoquan and Potomac rivers, Woodbridge Magisterial District had 54,275 residents at the 2010 census. The Woodbridge census-designated place comprises just one portion of the magisterial district and had a population of 4,055 in the 2010 census. The census-designated place consists solely of the section north of Occoquan Road and Dawson Beach Road, and east of Interstate 95.
Document 8: Chesapeake Ranch Estates, Maryland: The Chesapeake Ranch Estates (CRE), also known locally as the Ranch Club, is located in Lusby, Maryland, in southern Calvert County. CRE was founded in 1958 and is governed by a homeowners' association, which is officially called the "Property Owner's Association of the Chesapeake Ranch Estates" (POACRE). Today, CRE is composed of over 4,000 homes. The community is counted as a census-designated place for population statistics, with a residential population of 10,519 as of the 2010 census. At the 2000 census, the area was part of the Chesapeake Ranch Estates-Drum Point CDP.
Document 9: Maryland-National Capital Park Police: The Maryland-National Capital Park Police (MNCPP) is the law enforcement branch of the Maryland-National Capital Park and Planning Commission (MNCPPC) and has two divisions, one in Prince George's County and one in Montgomery County in Maryland. The MNCPP in Prince George's County is also known as "Maryland Park Police" or "Maryland Park." The MNCPP in Montgomery County is known as "The Montgomery County Park Police"
Document 10: East Potomac Park: East Potomac Park is a park located on a man-made island in the Potomac River in Washington, D.C., in the United States. The park lies southeast of the Jefferson Memorial and the 14th Street Bridge, and the Washington Channel lies between the park and the Potomac River. Amenities in East Potomac Park include the East Potomac Park Golf Course, a miniature golf course, a public swimming pool (the East Potomac Park Aquatic Center), tennis courts, and several athletic fields (some configured for baseball and softball, others for soccer, rugby, or American football). The park is a popular spot for fishermen, and cyclists, walkers, inline skaters, and runners heavily use the park's roads and paths. A portion of Ohio Drive SW runs along the perimeter of the park.
Document 11: Forestville, Maryland: Forestville is an unincorporated area and census-designated place (CDP) in Prince George's County, Maryland, United States. The population was 12,353 at the 2010 census. The community is a mixture of garden apartments, single-family homes, and shopping centers built mostly from the 1930s through 1970s, adjacent to the incorporated town of District Heights, and has a majority African-American population. It is convenient to the Capital Beltway (I-95/I-495), Maryland Route 4 (which has department stores and shopping centers), and for employees of Andrews Air Force Base and the U.S. Census Bureau. It is a few miles from Metrorail's Blue and Green lines. Residents may attend Mount Calvary Catholic School, Forestville, Suitland, or Bishop McNamara High Schools. A notable former resident was Steny Hoyer, now Democratic Leader of the United States House of Representatives.
Document 12: Camp Springs, Maryland: Camp Springs is an unincorporated area and census-designated place (CDP) in Prince George's County, Maryland, United States. The population was 19,096 at the 2010 census. Camp Springs is not an official post office designation; the area is divided between the surrounding mailing addresses of Temple Hills, Fort Washington, Clinton, and Suitland. It includes the unincorporated area of Andrews Manor, Maryland.
Document 13: National Harbor, Maryland: National Harbor is a development along the Potomac River in Oxon Hill, Prince George's County, Maryland just south of Washington, D.C. near the Woodrow Wilson Bridge. It originated as a 300 acre multi-use waterfront development. The development was delineated as a census-designated place for the 2010 census, at which time its population was 3,788.
Document 14: Swan Point, Maryland: Swan Point is an unincorporated community in southern Charles County, Maryland, United States. The Swan Point Yacht and Country Club was originally planned and initiated in the 1980s around an 18-hole waterfront championship golf course; Since then there has been added: a community waterfront pool, a marina, clubhouse, trails and tennis courts. Custom homes of various types styles and prices populate the wooded 1/3 to 1/2 acre lots. Some have water view, water frontage, or golf course frontage. There are plans for an additional homesites in 2012, which will contain cluster homes, townhouses as well as more single family homes. Swan Point Yacht & Country is located on the banks of the Potomac River. Issue, MD is also considered part of Swan Point, MD since the 20645 zip code was made to include both names in 2009. Legend has it that Swan Point received its name from Captain John Smith when he explored the region in the early 17th century and saw thousands of wintering Swans in the water off that point of land.
Document 15: Oxon Hill-Glassmanor, Maryland: Oxon Hill-Glassmanor was a census-designated place (CDP) in Prince George's County, Maryland, for the 1990 and 2000 censuses. The combination is arbitrary, and in the mind of most local people there are two separate communities: Oxon Hill and Glassmanor. As of the 2010 census, Oxon Hill, National Harbor and Glassmanor were delineated as separate CDPs.
ground_truth: National Harbor