Arlington National Cemetery.
President John F. Kennedy's gravesite in Arlington National Cemetery.
A famous quote from President John F. Kennedy is etched in stone near his grave in Arlington National Cemetery.
The Memorial Amphitheater at Arlington National Cemetery.
Sign for the Tomb of the Unknown Solider in Arlington National Cemetery.
Tomb of the Unknown Soldier is guarded 24 hours a day, 365 days a year, by sentinels.
Arlington National Cemetery.
Arlington National Cemetery.
Tomb of the Unknown Soldier in Arlington National Cemetery.
The Tomb of the Unknown Soldier is a marble sarcophagus holding the remains from an unknown solider from World War I.
Arlington National Cemetery.
Space shuttle Challenger memorial in Arlington National Cemetery.
Space shuttle Columbia memorial in Arlington National Cemetery.
Arlington National Cemetery.
The Memorial Bridge over the Potomac River connects Arlington National Cemetery with Washington D.C.