Virginia

At 612 acres, and over 400,000 occupants, this is the nation's largest cemetery in terms of internments.

A bridge-tunnel structure extending 17.65 miles across Chesapeake Bay, which makes it the longest bridge-tunnel structure in the world, completed in 1964. In 1995, work began on a project to increase the two-lane roadway into four lanes, by way of...

An office building complex in suburban Virginia is the home of the CIA, one of the major intelligence organizations in the world, and a centralized hub for the (nearly) full spectrum of intelligence assets operated by the United States and cooperating...

An active and reserve forces training base used by numerous federal and state agencies. There are 31 training areas, 40 firing ranges, 13 demolition sites, tank maneuver areas, aerial gunnery complexes, an urban warfare training complex, and numerous mortar...

Currently home to two Army major command headquarters, as well as 10 different Army major commands, 19 different agencies of the Department of  Army, eight elements of the U.S. Army Reserve and the Army National Guard,...

An army transportation and logistics training center, located on Mulbery Island, at the western edge of Newport News. Home of the US Army Transportation Corps, the Army Aviation Logistics School, and the NCO Academy among other tenants. Training facilities...

Home to the U.S. Army Combined Arms Support Command, the U.S. Army Ordnance School, the U.S. Army Quartermaster School, and the U.S. Army Transportation School, among other major tenants. Fort Lee is also home to the U.S. Army Quartermaster Museum, and the U....

Formerly the headquarters of the U.S. Army's Training and Doctrine Command (TRADOC), until the base's decommissioning in 2011. Fort Monroe was located on a point of land at the north entrance to Hampton Roads (the end of the estuary of the James River that...

Regional coal-mining museum, owned by the Westmoreland Coal Company. Mostly historic tools.

Major Air Force Fighter base, and headquarters for the Air Combat Command, a complex of fighter jet bases across the country. Over 10,000 people work at Langley, a base that covers 2,883 acres and has over 1,000 buildings. Shares some utilities and facilities...

One of the nation's primary aviation and aeronautics research and development facilities. Langley's 40 plus wind tunnels cover the entire speed range from 0 mph to nearly Mach 25 or orbital velocity (17,500 mph). In addition, Langley houses facilities for...

Tourist cave with a "stalacpipe organ", an instrument with padded hammers that strike individual stalactites, generating an unusual and wondrous sound. Discovered in 1878 by some locals.

A 140,000 square foot, hardened underground complex built by the US Treasury Department and the Federal Reserve, completed in 1969. Until 1988, several billion dollars in currency was stored there to resupply the nation in the event of a devastating nuclear...

The headquarters for the National Reconnaissance Office, the federal spy satellite organization, is located in this four-building complex on 68 acres, five miles south of Dulles International Airport. The $350 million complex was completed in 1994, and houses...

The largest naval installation in the world, and by population, one of the largest military bases of any kind in the world. There are 109,000 active naval personnel stationed in the Norfolk area, and over 40,000 civilians work at the area's naval...

The Navy's East Coast Master Jet Base, and one of the busiest Naval Air Stations in the country, averaging one take-off every two minutes. Oceana has 10,000 personnel, numerous squadrons, and several tenant units, including a detachment of SEABEES. On 5,916...

Headquarters for the United States Department of Defense. The building, with 17.5 miles of corridors and 6.5 million square feet of office space, is regarded as the world's largest low-rise office building. From 1992 to 2011, the Pentagon underwent a full-...

Major Marine Corps training base, covering nearly 100 square miles. The Corps' Combat Development Command is based here, which develops strategies for Marine combat, and makes up most of the community of over 12,000 military and civilian personnel, including...

A federal nuclear physics research facility established in 1984, home to the Continuous Electron Beam Accelerator Facility. Employs around 675 people, and is located on 273 acres. Owned by the Department of Energy, and operated by an association of...

Exhibits on transportation range from miniature models and dioramas to life-size displays and actual vehicles, aircraft, and trains. Focus is on Army vehicles, as this is the museum for Fort Eustis, headquarters for the Army's Transportation Corps.

Former military communication station established in 1942 on a 701-acre site by the Army's Signals Intelligence Service, to intercept enemy messages during WWII. After the war, it served as an installation specializing in intelligence and electronic warfare...

The "official visitors center" for NASA's nearby Langley Research Center. Numerous aircraft suspended from the ceiling, as well as an IMAX digital theater.

A flight and rocket test complex, associated with NASA's Goddard Center, located on three separate sites on the Virginia coast, and totaling 6,200 acres. Most of the facilities are at the Main Base, including a research airport with three runways, aircraft...

A closed and classified U.S. government facility, involved principally in communications. Contains underground facilities. This, “Site B,” is the headquarters, associated with three other nearby locations: Site A, C and D. Site A is more of a training...

Weapons manufacture, storage, service, and supply station for the Atlantic Fleet, located on the York River, a few miles from Colonial Williamsburg, and adjacent to Busch Gardens amusement park. It occupies 11,433 acres, with four miles of waterfront, loading...