Sinkholes are fairly common, due to collapsed caves, old mines or dissolving material, but the circumstances in South Dakota ...

Families in a South Dakota neighborhood are fearing for their safety as sinkholes have appeared around their homes in the ...

Most tourist attractions have always offered some kind of cultural or historical education opportunities. But there is an ...

I think he understands where I’m coming from, so we’ll see what happens,” Thune added with a chuckle. Throughout his ...