A Century of Honor:
A Commemorative Guide to the Tomb of the Unknown Soldier
By the Arlington National Cemetery History Office
Since November 11, 1921, the Tomb of the Unknown Soldier has served as the heart of Arlington National Cemetery. As a sacred memorial site and the grave of three unknown American service members, the Tomb connects visitors with the legacy of the United States armed forces throughout the nation’s history. It functions as a people’s memorial that inspires reflection on service, valor, sacrifice, and mourning.
This Commemorative Guide tells the story of the Tomb's creation, history, and significance.