Google Knowledge Graph

Potomac River
River in the United States of America
Desc: The Potomac River is found within the Mid-Atlantic region of the United States and flows from the Potomac Highlands into the Chesapeake Bay. The river is approximately 405 miles long, with a drainage area of about 14,700 square miles. 
Wiki: https://en.wikipedia.org/wiki/Potomac_River
Type: RiverBodyOfWater, Place, Thing, BodyOfWater
Result Score: 5685.48

Great Falls
Waterfall in Maryland
Desc: Great Falls is a series of rapids and waterfalls on the Potomac River, 14 miles upstream from Washington, D.C., on the border of Montgomery County, Maryland and Fairfax County, Virginia. 
Wiki: https://en.wikipedia.org/wiki/Great_Falls_(Potomac_River)
Type: BodyOfWater, Thing, TouristAttraction, Waterfall, Place
Result Score: 394.43

Long Bridge
Bridge
Desc: Long Bridge and previously known as the Potomac Bridge connects Washington, D.C. to Arlington, Virginia over the Potomac River. 
Wiki: https://en.wikipedia.org/wiki/Long_Bridge_(Potomac_River)
Type: Bridge, Thing
Result Score: 135.95

Potomac
Census-designated place in Maryland
Desc: Potomac is a census-designated place in Montgomery County, Maryland, United States, named after the nearby Potomac River. In 2013, CNNMoney listed Potomac as the most affluent town with more than 25,000 residents in the United States, based on median household income. 
Wiki: https://en.wikipedia.org/wiki/Potomac,_Maryland
Type: Place, Thing
Result Score: 1.31

Arakawa River
River in Japan
Desc: The Arakawa River is a 173-kilometre long river that flows through Saitama Prefecture and Tokyo.
It originates on Mount Kobushi in Saitama Prefecture, and empties into Tokyo Bay. It has a total catchment area of 2,940 km².
Wiki: https://en.wikipedia.org/wiki/Arakawa_River_(Kant%C5%8D)
Type: Place, BodyOfWater, TouristAttraction, Thing, RiverBodyOfWater
Result Score: 1.17

Shenandoah River
Tributary in the United States of America
Desc: The Shenandoah River is a tributary of the Potomac River, 55.6 miles long with two forks approximately 100 miles long each, in the U.S. states of Virginia and West Virginia. 
Wiki: https://en.wikipedia.org/wiki/Shenandoah_River
Type: Place, BodyOfWater, Thing, RiverBodyOfWater
Result Score: 0.72

American shad
Fish
Desc: The American shad is a species of anadromous clupeid fish naturally distributed on the North American coast of the North Atlantic, from Newfoundland to Florida, and as an introduced species on the North Pacific coast. 
Wiki: https://en.wikipedia.org/wiki/American_shad
Type: Thing
Result Score: 0.67

Rappahannock River
River in Virginia
Desc: The Rappahannock River is a river in eastern Virginia, in the United States, approximately 195 miles in length. It traverses the entire northern part of the state, from the Blue Ridge Mountains in the west where it rises, across the Piedmont to the Fall Line, and onward through the coastal plain to flow into the Chesapeake Bay, south of the Potomac River.
Wiki: https://en.wikipedia.org/wiki/Rappahannock_River
Type: Place, RiverBodyOfWater, Thing, BodyOfWater
Result Score: 0.58

Potomac Eagle Scenic Railroad
Tourist attraction in West Virginia
Desc: The Potomac Eagle Scenic Railroad is a heritage railroad based in Romney, West Virginia.
The railroad operates excursion trains over a former Baltimore and Ohio Railroad line that runs between Green Spring and Petersburg. 
Wiki: https://en.wikipedia.org/wiki/Potomac_Eagle_Scenic_Railroad
Type: Place, Thing, TouristAttraction
Result Score: 0.37

West Potomac Park
National park in Washington, D.C., United States
Desc: West Potomac Park is a U.S. national park in Washington, D.C., adjacent to the National Mall. It includes the parkland that extends south of the Lincoln Memorial Reflecting Pool, from the Lincoln Memorial to the grounds of the Washington Monument. 
Wiki: https://en.wikipedia.org/wiki/West_Potomac_Park
Type: LandmarksOrHistoricalBuildings, Place, TouristAttraction, Thing
Result Score: 0.35

Patuxent River
Tributary in Maryland
Desc: The Patuxent River is a tributary of the Chesapeake Bay in the state of Maryland. There are three main river drainages for central Maryland: the Potomac River to the west passing through Washington, D.C., the Patapsco River to the northeast passing through Baltimore, and the Patuxent River between the two. 
Wiki: https://en.wikipedia.org/wiki/Patuxent_River
Type: Place, RiverBodyOfWater, Thing, BodyOfWater
Result Score: 0.33

Potomac Heritage Trail
National park in Loudoun County, Virginia
Desc: The Potomac Heritage Trail, also known as the Potomac Heritage National Scenic Trail or the PHT, is a designated National Scenic Trail corridor spanning parts of the mid-Atlantic and upper southeastern regions of the United States that will connect various trails and historic sites in the states of Virginia, Maryland, and Pennsylvania and the District of Columbia. 
Wiki: https://en.wikipedia.org/wiki/Potomac_Heritage_Trail
Type: Place, TouristAttraction, Thing
Result Score: 0.28

Cheat River
Tributary in West Virginia
Desc: The Cheat River is a 78.3-mile-long tributary of the Monongahela River in eastern West Virginia and southwestern Pennsylvania in the United States. Via the Ohio River, the Cheat and Monongahela are part of the Mississippi River watershed. 
Wiki: https://en.wikipedia.org/wiki/Cheat_River
Type: Place, BodyOfWater, Thing, RiverBodyOfWater
Result Score: 0.17

Occoquan River
Tributary in Virginia
Desc: The Occoquan River is a tributary of the Potomac River in Northern Virginia, where it serves as part of the boundary between Fairfax and Prince William counties. The river is 24.7 miles long, and its watershed covers about 590 square miles. 
Wiki: https://en.wikipedia.org/wiki/Occoquan_River
Type: Place, RiverBodyOfWater, Thing, BodyOfWater
Result Score: 0.15

Savage River
River in Maryland
Desc: The Savage River is a 29.5-mile-long river in Garrett County, Maryland, and is the first major tributary of the North Branch Potomac River from its source. The river was named for 18th century surveyor John Savage.
The U.S. Army Corps of Engineers maintains the Savage River Dam for flood control and recreation. It has trout fishing for brown, rainbow, brook and sometimes cutthroat trout.
Wiki: https://en.wikipedia.org/wiki/Savage_River_(Maryland)
Type: RiverBodyOfWater, BodyOfWater, Thing, Place
Result Score: 0.13

Battle of Gaines's Mill
Battle
Desc: The Battle of Gaines' Mill, sometimes known as the Battle of Chickahominy River, took place on June 27, 1862, in Hanover County, Virginia, as the third of the Seven Days Battles of the American Civil War. 
Wiki: https://en.wikipedia.org/wiki/Battle_of_Gaines's_Mill
Type: Event, Thing
Result Score: 0.13

Corrotoman River
River in Virginia
Desc: The Corrotoman River is a small river on the northern banks of the Rappahannock River in Virginia, United States. The Corrotoman River is about 8 miles from the mouth of the Rappahannock River, which drains into the Chesapeake Bay. 
Wiki: https://en.wikipedia.org/wiki/Corrotoman_River
Type: BodyOfWater, RiverBodyOfWater, Thing, Place
Result Score: 0.09

The Pentagon
Administrative building in Arlington, Virginia
Desc: The Pentagon is the headquarters building of the United States Department of Defense. As a symbol of the U.S. military, the phrase The Pentagon is also often used as a metonym for the Department of Defense and its leadership.
URL: http://pentagontours.osd.mil/
Wiki: https://en.wikipedia.org/wiki/The_Pentagon
Type: LandmarksOrHistoricalBuildings, Place, TouristAttraction, CivicStructure, Thing, AdministrativeArea
Result Score: 0.08

Georgetown University
Private university in Washington, D.C., United States
Desc: Georgetown University is a private research university in the Georgetown neighborhood of Washington, D.C. Founded by Bishop John Carroll in 1789 as Georgetown College, the university has grown to comprise ten undergraduate and graduate schools, among which are the School of Foreign Service, School of Business, Medical School, Law School, and a campus in Qatar. 
URL: http://www.georgetown.edu/
Wiki: https://en.wikipedia.org/wiki/Georgetown_University
Type: Place, CollegeOrUniversity, Corporation, Thing, EducationalOrganization, Organization
Result Score: 0.06

Ronald Reagan Washington National Airport
Airport in Arlington, Virginia
Desc: Ronald Reagan Washington National Airport, also known as Reagan National Airport, or, more simply, Washington National, Reagan Airport or National Airport, is the smaller of two commercial airports operated by the Metropolitan Washington Airports Authority that serve the National Capital Region around Washington, D.C., the larger airport being Washington Dulles International Airport approximately 30 miles to the west in Virginia's Fairfax and Loudoun counties. 
URL: http://www.mwaa.com/reagan/reagan.htm
Wiki: https://en.wikipedia.org/wiki/Reagan_National_Airport
Type: Place, BusStation, Airport, Thing
Result Score: 0.05

John F. Kennedy Center for the Performing Arts
Theater in Washington, D.C., United States
Desc: The John F. Kennedy Center for the Performing Arts is the United States National Cultural Center, located on the Potomac River, adjacent to the Watergate complex in Washington, D.C., named in 1964 as a memorial to President John F. Kennedy. 
URL: http://www.kennedy-center.org
Wiki: https://en.wikipedia.org/wiki/John_F._Kennedy_Center_for_the_Performing_Arts
Type: Place, LocalBusiness, TouristAttraction, Organization, CivicStructure, Thing
Result Score: 0.04

Lincoln Memorial
National memorial in Washington, D.C., United States
Desc: The Lincoln Memorial is an American national memorial built to honor the 16th President of the United States, Abraham Lincoln. It is located on the western end of the National Mall in Washington, D.C., across from the Washington Monument. 
URL: http://www.nps.gov/linc/index.htm
Wiki: https://en.wikipedia.org/wiki/Lincoln_Memorial
Type: Place, LandmarksOrHistoricalBuildings, TouristAttraction, CivicStructure, Thing
Result Score: 0.04

Chesapeake Bay
Estuary in the United States of America
Desc: The Chesapeake Bay is an estuary in the U.S. states of Maryland and Virginia. The Bay is located in the Mid-Atlantic region and is primarily separated from the Atlantic Ocean by the Delmarva Peninsula with its mouth located between Cape Henry and Cape Charles. 
Wiki: https://en.wikipedia.org/wiki/Chesapeake_Bay
Type: Thing, Place, BodyOfWater
Result Score: 0.04

Blue Ridge Mountains
Mountain range in the United States of America
Desc: The Blue Ridge Mountains are a physiographic province of the larger Appalachian Mountains range. The mountain range is located in the eastern United States, and extends 550 miles southwest from southern Pennsylvania through Maryland, West Virginia, Virginia, North Carolina, South Carolina, Tennessee, and Georgia. 
Wiki: https://en.wikipedia.org/wiki/Blue_Ridge_Mountains
Type: Place, TouristAttraction, Thing, Mountain
Result Score: 0.04

Arlington National Cemetery
Military cemetery in Arlington, Virginia
Desc: Arlington National Cemetery is a United States military cemetery in Arlington County, Virginia, across the Potomac River from Washington, D.C., in whose 624 acres the dead of the nation's conflicts have been buried, beginning with the Civil War, as well as reinterred dead from earlier wars. 
URL: http://www.arlingtoncemetery.org/index.htm
Wiki: https://en.wikipedia.org/wiki/Arlington_National_Cemetery
Type: Place, LandmarksOrHistoricalBuildings, TouristAttraction, Cemetery, Thing
Result Score: 0.04

River Queen
Ferry
Desc: The River Queen was a sidewheel steamer which became closely associated with President Abraham Lincoln and General Ulysses S. Grant while operating on the Potomac River, and was used for an unsuccessful peace conference during the last year of the American Civil War. 
Wiki: https://en.wikipedia.org/wiki/River_Queen_(steamboat)
Type: Thing
Result Score: 0.04

Arlington County
County in Virginia
Desc: Arlington County is a county in the Commonwealth of Virginia, often referred to simply as Arlington or Arlington, Virginia. The county is situated in Northern Virginia on the southwestern bank of the Potomac River directly across from the District of Columbia, of which it was once a part. 
Wiki: https://en.wikipedia.org/wiki/Arlington_County,_Virginia
Type: Place, AdministrativeArea, Thing
Result Score: 0.03

Gaylord National Resort & Convention Center
Hotel in Fort Washington, Maryland
Desc: The Gaylord National Resort & Convention Center is a hotel and convention center located at National Harbor, in the city of Oxon Hill, Prince George's County, in the U.S. state of Maryland. 
URL: http://www.gaylordhotels.com/gaylord-national/
Wiki: https://en.wikipedia.org/wiki/Gaylord_National_Resort_%26_Convention_Center
Type: CivicStructure, Thing, TouristAttraction, LodgingBusiness, Place
Result Score: 0.03

Harpers Ferry
Town in West Virginia
Desc: Harpers Ferry, population 286 at the 2010 census, is a historic town in Jefferson County, West Virginia, United States, in the lower Shenandoah Valley. 
Wiki: https://en.wikipedia.org/wiki/Harpers_Ferry,_West_Virginia
Type: City, Place, Thing, AdministrativeArea
Result Score: 0.03

National Mall
Park in Washington, D.C., United States
Desc: The National Mall is a landscaped park within the National Mall and Memorial Parks, an official unit of the United States National Park System. 
Wiki: https://en.wikipedia.org/wiki/National_Mall
Type: LandmarksOrHistoricalBuildings, Place, TouristAttraction, Thing, MusicVenue
Result Score: 0.03

Jefferson Memorial
Building in Washington, D.C., United States
Desc: The Jefferson Memorial is a presidential memorial built in Washington, D.C. between 1939 and 1943, under the sponsorship of President Franklin D. Roosevelt. 
Wiki: https://en.wikipedia.org/wiki/Jefferson_Memorial
Type: Place, LandmarksOrHistoricalBuildings, TouristAttraction, Thing, CivicStructure
Result Score: 0.02