Joint Base Myer–Henderson Hall is a joint base of the United States Armed Forces, located across multiple sites in the National Capital Region. It is jointly made up of Fort Myer, Fort McNair, and Henderson Hall. It is the local residue of the Base Realignment and Closure, 2005 process. It is commanded by the United States Army but has resident commands of Army, Navy, and Marines. Most conspicuous is the Arlington National Cemetery Honor Guard.