Crystal City, Arlington, Virginia

Crystal City is an urban neighborhood in the southeastern corner of Arlington County, Virginia, south of downtown Washington, D.C.. Due to its extensive integration of office buildings and residential high-rise buildings using underground corridors, travel between stores, offices, and residences is possible without going above ground; thus, a large part of Crystal City is an underground city.Crystal City includes offices of numerous defense contractors, the United States Department of Labor, the United States Marshals Service and many satellite offices for The Pentagon.GeographyCrystal City is centered along a stretch of Jefferson Davis Highway (U.S. 1), just south of The Pentagon, just east of Pentagon City, and within walking distance to the west of Ronald Reagan Washington National Airport. Characterized as one of many "urban villages" by Arlington County, Crystal City is almost exclusively populated by high-rise apartment buildings, corporate offices, hotels, and numerous shops and restaurants. There is also an extensive network of underground shopping areas and connecting corridors beneath Crystal City.Crystal City has a station on the Washington Metro Blue and Yellow Lines, and another on the Virginia Railway Express commuter train system.