The Rahr-West Art Museum presents 'Cooler By The Lake,' a very special Lake Michigan inspired exhibition by The League of Milwaukee Artists, June 12-July 31. Opening Event - Sunday, June 12 at 1pm. The League of Milwaukee Artists is a juried collaborative from Southeastern Wisconsin. Founded over 70 years ago, the organization includes artists using a full breadth of media. 'Cooler By the Lake' is their first exhibition at the Rahr-West Art Museum.