RiverJam 2026, Arts on Main’s 10th annual music festival, will be held from 3-7 p.m. on Saturday, Sept. 12, at Flat Iron Crossroads, 7709 Flat Iron Road, Gloucester. Three groups will be performing: Ballast Band, Edison & Company, and RaJazz. The performers offer high-energy, distinctive music in a variety of genres that will be sure to please all music lovers, a release stated. There will also be a variety of food from three local vendors—Cool Concessions, Nuttall’s Store, and On the Flip Side—along with beverages from the Gloucester Brewing Company. People from throughout the Middle Peninsula and Hampton Roads have gathered for the past decade to enjoy an afternoon of live music while supporting the arts and creative community, said the release. “RiverJam is a time for the community to gather, enjoy live music, and celebrate the incredible talent, creativity, and generosity that make Gloucester special,” said RiverJam co-chair Mike Ivey. “We can’t wait to celebrate with everyone....