North Dakota and South Dakota were originally one territory called "Dakota Territory" for the Dakota Sioux tribe which lived in the region. Dakota is the Sioux word for "friends" or "allies." When it...
No, South Dakota is in the north-central region of the United States. No - but there are two Dakotas, North Dakota and South Dakota.
Nebraska
Since Nebraska and South Dakota border one another, the answer would be 0 miles. So it depends on what town to what town in each of the two states.
Nebraska and South Dakota share a common border, so travel time would be as long as it takes someone to step across the state line.