Tomb of the Unknowns, theˌTomb of the Unˈknowns, the 
a national monument in Arlington National Cemetery in Virginia, US, where unknown soldiers from World Wars I and II, the Korean War, and the Vietnam War are buried. It represents all the US people who died in those wars.
a national monument in Arlington National Cemetery in Virginia, US, where unknown soldiers from World Wars I and II, the Korean War, and the Vietnam War are buried. It represents all the US people who died in those wars.