The 4 Largest Landowners in All of South Dakota

South Dakota is a pretty big state. In fact, at nearly 76,000 square miles, it's the 16th biggest state by area in the U.S.

With all that land, there's a lot of wide open space for cattle ranches, agriculture, and state and national parks. And while most of the Mount Rushmore State's land is owned by those you may expect, one outlier on this list might make you scratch your head.