Siouxland

How Big Is Siouxland Anyway?
How Big Is Siouxland Anyway?
How Big Is Siouxland Anyway?
In this area, we hear the terms 'Siouxland' and 'Sioux Empire' quite frequently as an easy reference point for the greater Sioux Falls and South Dakota area. But what all is actually considered 'Souxland'? Is it just South Dakota and its bordering states or the entire midwest region...