Pennington County South Dakota (Historic Districts) has 13 places on the National Register of Historic Places including 1 place of National significance and 5 places of Statewide significance. Significant places include Mount Rushmore National Memorial, Civilian Conservation Corp Camp F-10, Gramberg Ranch, Kudrna, Josef and Marie, Homestead and Ranch and Mount Rushmore National Memorial.
Some of the country's most noteable architects helped create the Pennington County places including Gutzon Borglum, Lincoln Borglum, William Gramberg, Civilian Conservation Corps, Kudrna, Josef, Marie and Family and H. E. Waldron. Prominent architectural styles found in Pennington Country are Late 19th And 20th Century Revivals, Late 19th And Early 20th Century American Movements and Late Victorian.
