American Airlines Flight 77 was a scheduled domestic transcontinental passenger flight from Dulles International Airport in Northern Virginia to Los Angeles International Airport in Los Angeles. The Boeing 757-200 aircraft serving the flight was hijacked by five al-Qaeda terrorists on the morning of September 11, 2001, as part of the September 11 attacks. The hijacked airliner was deliberately crashed into the Pentagon in Arlington County, Virginia, killing all 64 aboard and another 125 in the building.
A heliport, sometimes termed a vertiport, is a small airport suitable for use by helicopters and various types of vertical lift aircraft. Designated heliports typically contain one or more touchdown and liftoff areas and may also have limited facilities such as fuel or hangars. In some larger towns and cities, customs facilities may also be available.
A helipad is a landing area or platform for helicopters and powered lift aircraft.
The Downtown Manhattan Heliport is a helicopter landing platform at Pier 6 in the East River in Lower Manhattan, New York, New York.
Pinal Airpark, also known as Pinal County Airpark, is a non-towered, county-owned, public-use airport located 8 miles northwest of the central business district of Marana, in Pinal County, Arizona, United States. Silverbell Army Heliport is co-located with Pinal Airpark. The heliport is a private-use military facility operated by the Arizona Army National Guard.
Livermore Municipal Airport is three miles west of Livermore, California, in Alameda County, California. The Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2017–2021 categorized it as a regional reliever facility.
Chandler Municipal Airport is in Maricopa County, Arizona, United States, 3 miles southeast of Chandler, which owns it. The National Plan of Integrated Airport Systems for 2011–2015 categorized it as a general aviation reliever airport.
Igor I. Sikorsky Memorial Airport is a public airport in Fairfield County, Connecticut, United States, owned by the city of Bridgeport. It is three miles (6 km) southeast of downtown, in the town of Stratford. It was formerly Bridgeport Municipal Airport.
Eastern Sierra Regional Airport is two miles east of Bishop, in Inyo County, California, United States. The land is leased from the Los Angeles Department of Water and Power. The airport is owned and operated by Inyo County.
Roberts Army Heliport is a U.S. Army heliport at Camp Roberts in extreme southern Monterey County, California, United States. It is located just off U.S. Route 101, four nautical miles northwest of the central business district of San Miguel, about halfway between it and the tiny community of Bradley in southern Monterey County. Roberts AHP has one helipad designated H1 with a 2,740 x 100 ft asphalt surface.
The Pentagon is the headquarters building of the United States Department of Defense, in Arlington County, Virginia, across the Potomac River from Washington, D.C. The building was constructed on an accelerated schedule during World War II. As a symbol of the U.S. military, the phrase The Pentagon is often used as a metonym for the Department of Defense and its leadership.
The West 30th Street Heliport is a heliport on the west side of Manhattan in New York City. The original heliport opened with two landing pads on September 26, 1956, and that December New York Airways began scheduled passenger flights, the first airline flights to Manhattan. It is owned by the Hudson River Park Trust and operated by Abigail Trenk and Brian Tolbert.
Camp Edwards Heliport is a private use heliport located at Camp Edwards, a U.S. Army facility in Barnstable County, Massachusetts, United States. The airport is located three nautical miles (6 km) north of the central business district of Bourne, Massachusetts. It is owned by the Massachusetts Army National Guard.
Sabre Army Heliport is a military use heliport located at Fort Campbell, seven nautical miles (13 km) northwest of the central business district of Clarksville, in Montgomery County, Tennessee, United States. Owned by the United States Army, it has one runway designated 4/22 with a concrete surface measuring 4,451 by 109 feet.
Lowe Army Heliport is a military heliport serving Fort Novosel in Dale County, Alabama, United States. Owned by the United States Army, it is located 8 nautical miles (15 km) southwest of the city of Ozark.
Haverstraw Heliport is a privately owned, public use heliport located one nautical mile (2 km) east of Haverstraw, a village in the Town of Haverstraw, Rockland County, New York, United States.
Picacho Army National Guard Heliport, also known as Picacho Stagefield Heliport, formally Marana Auxiliary Army Airfield No. 1, is an Arizona Army National Guard towered training field 4 miles southeast of Picacho, Arizona. The airport is owned and operated by the United States Army. The field serves as a training facility for the Western Army National Guard Aviation Training Site based out of Pinal Airpark.
Ferris Red Oak Muni Heliport is a city-owned public heliport in Ellis County, Texas, United States, serving the cities of Ferris, Texas and Red Oak, Texas. The heliport has no IATA or ICAO designation. The facility is alternatively known as the Ferris Red Oak Municipal Heliport.
DeSoto Heliport is a city-owned public heliport in DeSoto, Dallas County, Texas, United States, located 3 nautical miles (5.6 km) north of the central business district. The heliport has no IATA or ICAO designation.
Papago Army Heliport is a United States Army heliport at Papago Park Military Reservation. It is home to the 2nd Battalion, 285th Aviation Regiment. The airport is 6 miles east of the central business district of Phoenix, a city in Maricopa County, Arizona, United States. It is 3.5 miles northeast of Phoenix Sky Harbor International Airport.
United States Army 
