Released on February 15, 1991, this commemorative coin honors the 50th Anniversary of Mount Rushmore. It was unveiled at a ceremony held at Ford's Theatre in South Dakota.
Surcharges were authorized with 50 percent paid to the Federal Treasury for purposes of reducing the national debt and 50 percent to the Mount Rushmore National Memorial Society of Black Hills to assist the Society's efforts to improve, enlarge, and renovate the Mount Rushmore National Memorial.
The obverse design on the coin features Mount Rushmore and a sunburst.
The reverse features the classic design of the American Buffalo.