 WeCleanHeatPumps.com Conductors retreat at Madomic, presenting a full symphony orchestra with more than 35 conductors in a free concert, July 6th at 2 p.m. Looking for something to do this weekend? You may be surprised at just how much is going on here in Maine. Fairs and festivals, markets and music, art and adventure. Maine Public's Community Calendar can help you connect with it all. Search by type of event, date or location.