A large group of people working on the new Central Park playground in Grinnell, Iowa. Keaton Cornish is the boy in the white shirt. Melissa Anderson, City Engineer, is in the white shirt and jean shorts to the left. The playground was built by the Grinnell 2000 Foundation using an all-volunteer labor force. Drake Community Library (Grinnell, Iowa) Archives. Imagine Grinnell Slides, p.4, slide 16.