A tomb of the unknown soldier is a monument dedicated to unidentified service members who died in war, serving as a symbolic final resting place for all whose remains were never found or identified. These memorials exist globally, with the most prominent being at in the United States and the National War Memorial in Canada. The Tomb at Arlington National Cemetery (USA)
Located in Arlington, Virginia, this site is a sacred memorial that is continuously guarded 24 hours a day, 365 days a year. Tomb of the Unknown Soldier - Arlington National Cemetery The Grave Of An Unknown Soldier