Across the Potomac River in Arlington, Virginia is the headquarters of the armed forces of the United States, the largest office building in the world. Encompassing 29 acres, with a five-acre courtyard in the center, the five-sided structure has over 17 miles of hallways. Approximately 23,000 employees, military and civilian, come to work here each day. Group tours are available to Pentagon with a reservation.
Attractions & Landmarks, Other, Tours
- Nearest Train: Pentagon