After living in Iowa for nearly three decades, I’ve learned to never underestimate the ingenuity of people here. We get a great example of that boundless ingenuity in this edition of Family Living, as we explore the Pig Pen Park, a ball field carved from a farm field near Wellman, just southwest of Iowa City.

Pig Pen Park is the creation of Tim and Erin Brenneman, who are both passionate about caring for their pigs, raising healthy,...