If you are planning on taking a trip to South Dakota, some of there other stops you might want to consider are:
Black Hills: Granite-core mountains in the Great Plains that Rise 7,244 feet make up the Black Hills. Many of the treasures of the Black Hills are not visible on its surface. With some well-versed guides you can get a fulfilling Black Hills experience.
Badlands: Badlands National Park, with 244,000 acres, is a , dramatic natural barrier sculpted into stark pinnacles and gullies by the natural forces of water. While some may say it is not "beautiful", its beauty is in the stark and dramatic work of Mother Nature.
Laura Ingalls Wilder Homestead: Visit the place where Laura Ingalls Wilder wrote many of her "Little House On The Prairie" books! Enjoy a good old-fashion fun-filled day with covered wagon rides, exhibits, activities, and even a 1880's school session.
Jewel Cave National Monument: Jewel Cave is currently the third longest cave in the world. This stunning underground world of cave formations also has some unique recreational opportunities such as a hiking experience. If you have never experienced viewing a cave, it is a memory not soon forgotten.
Deadwoods: The discovery of gold in the Black Hills in 1874 set off one of the last great gold rushes in the country, and this year is also when Deadwoods were born. What started as a small gold camp became a town of outlaws and gamblers. This location is where the term "Dead Man's Hand" took root. Now it is a gaming place with 80 gaming halls at which you can try your luck.
You can also visit Calamity Jane's resting place as well at the Mount Moriah Cemetery.
Mitchell Corn Palace in Mitchell, South Dakota: During the summer months, the "world's only Corn Palace" has free guided tours of this unique place. The murals, as well as the designs covering the building, are made by local artists, change in theme every year, and are made from actual corn and other grains.