Mount Rushmore National Memorial is centered on a colossal sculpture carved into the granite face of Mount Rushmore (Lakota: Tȟuŋkášila Šákpe, or Six Grandfathers) in the Black Hills near Keystone, South Dakota. Sculptor Gutzon Borglum created the sculpture's design and oversaw the project's execution from 1927 to 1941 with the help of his son, Lincoln Borglum. The sculpture features the 60-foot (... Wikipedia

Wind Cave National Park is an American national park located 10 miles (16 km) north of the town of Hot Springs in western South Dakota. Established on January 3rd, 1903 by President Theodore Roosevelt, it was the seventh national park and the first cave to be designated a national park anywhere in the world. The cave is notable for its calcite formations known as boxwork, as well as its frostwork.... Wikipedia

Jewel Cave National Monument contains Jewel Cave, currently the third longest cave in the world, with 200.3 miles (322.4 kilometers) of mapped passageways. It is located approximately 13 miles (21 km) west of the town of Custer in Black Hills of South Dakota. It became a national monument in 1908. Wikipedia

Black Elk Peak is the highest natural point in South Dakota, United States. It lies in the Black Elk Wilderness area, in southern Pennington County, in the Black Hills National Forest. The peak lies 3.7 mi (6.0 km) west-southwest of Mount Rushmore. At 7,244 feet (2,208 m), it has been described by the Board on Geographical Names as the highest summit in the United States east of the Rocky Mountain... Wikipedia