Battle of the Monitor and Merrimack summary

Battle of the Monitor and Merrimack, also called Battle of Hampton Roads, (March 9, 1862), in the American Civil War, naval engagement at Hampton Roads, Virginia, a harbour at the mouth of the James River, notable as history’s first duel between ironclad warships and the beginning of a new era of naval warfare. Monitor and the Merrimack (C.S.S. Virginia) during the American Civil War (1861-65) and was history's first naval battle between ironclad warships.It was part of a Confederate effort to break the Union blockade of Southern ports, including Norfolk and Richmond, Virginia, that had been imposed at the start of the war.

Where is the map ? u can attach it when asking a question btw