- The Tomb of the Unknown Soldier in Arlington National Cemetery, Virginia, USA, which cost $250,000 to build in 1921 (equivalent to about $3.5 million in today's dollars).
- The Vietnam War Memorial in Washington, D.C., USA, which cost $13 million to build in 1982 (equivalent to about $35 million in today's dollars).
- The National World War II Memorial in Washington, D.C., USA, which cost $175 million to build and was completed in 2004.
Of course, these are just a few examples of the many war memorials that exist around the world, and the cost to make each one can vary greatly depending on a number of factors, such as the size, complexity, and materials used.