Why You Should Stay Away from the Foam at Falls Park in Sioux Falls
As winter turns to spring in Sioux Falls, we welcome the return of robins, blooming flowers and yes, the mysterious foam at Falls Park. No matter which entrance you take into the park, you’re greeted by a large yellow warning sign: “KEEP AWAY FROM THE FOAM IN THE RIVER.” But why? What makes the foam at Falls Park so dangerous and what exactly is it?…