The industries that made South Dakota a financial haven also draw scrutiny over secrecy. Beyond the granite and grassland, a quieter story is reshaping how South Dakota earns its living.

Critics argue the state's trust laws can shield wealth from oversight.

What sets it apart

Supporters counter that the rules simply offer stability and privacy. That detail is easy to overlook, but it helps explain the pull this place has on locals and visitors alike.

The debate has put a spotlight on an otherwise quiet corner of finance.

Why it matters

What ties it all together is a distinctly South Dakota balance between the wild and the worked-over. Whether the bet pays off or not, it is helping write South Dakota's next chapter.