Stock photography, photos: Section of graves and Pentagon Stock photos of Section 2 at Arlington National Cemetery, with the Pentagon Building across the lower horizon. Arlington National Cemetery comprises 624 acres in Virginia, across the Potomac River from Washington, DC and the Lincoln Memorial. About 300,000 American servicemen and women and family members are buried there. The cemetery, which is adjacent to the Pentagon, includes the Tomb of the Unknowns, and the John F. Kennedy grave and eternal flame. Photograph: © William Kuta Click for a larger image and more information Keywords associated with this stock photo: Arlington, National, Cemetery, war, dead, grave, tomb, unknown, soldiers, unknowns, airman, airmen, navy, sailors, air, force, fliers, marines, coast, guard, coastguardsmen, Washington, DC, Virginia, remembrance, honor, armed, forces, service, sacrifice, duty, casualties, burial, world, war, military, taps, tombstones, headstones, markers, granite, marble, William, Bill, Kuta, Pentagon, Building