South Dakota is a state located in the Midwestern region of the United States. It is known for its vast prairies, rolling hills, and the iconic Mount Rushmore National Memorial. The state has a population of approximately 884,659 people and covers an area of 77,116 square miles. The capital city is Pierre, and the largest city is Sioux Falls. South Dakota's economy is driven by agriculture, tourism, and manufacturing industries. The state is home to several national parks, including Badlands National Park and Wind Cave National Park. It is also known for its rich Native American history and culture, with several reservations located within its borders.