What famous monument has 36 Doric columns representing the states of the union?
The Lincoln Memorial has 38 Doric columns–36 of which represent the number of states in the Union at the time that Abraham Lincoln died. The Lincoln Memorial also contains a 19-foot statue of Lincoln. The memorial is in Washington, D.C., on the western end of the National Mall in West Potomac Park.Source:U.S. National Park Service: National Register of Historic Places: Lincoln MemorialU.S.