Book excerpt: The United States commemorates unidentified fallen soldiers in a special way. All unknown soldiers that have lost their lives since World War I are honored through tombs, which symbolize the courage and bravery possessed by the unknown people buried inside them. Arlington Cemetery, home to the Tomb of the Unknown Soldier, boasts a peaceful atmosphere appropriate for the burial ground of hundreds of thousands of United States soldiers. This title uses primary sources and stunning imagery to introduce students to the history behind one of the country’s most unifying institutions.