Mount Rushmore, for one, is a MONUMENT in the Black Hills region of South Dakota. It features the 60-foot sculptures of four former U.S. Presidents: George Washington, Thomas Jefferson, Theodore Roosevelt, and Abraham Lincoln. The MONUMENT was constructed between 1927 and 1941 by Gutzon Borglum and 400 workers. It has become an iconic symbol of the United States and is visited by over 2 million people each year.' Mount Rushmore, for one, is a MONUMENT located in the Black Hills region of South Dakota. It features 60-foot sculptures of four former U.S. Presidents: George Washington, Thomas Jefferson, Theodore Roosevelt, and Abraham Lincoln. The MONUMENT was constructed between 1927 and 1941 by Gutzon Borglum and 400 workers. It has become an iconic symbol of the United States and is visited by over 2 million people each year.