MIA Festival ’24 will take place on Saturday, September 21, from 11 a.m. to 11 p.m. As ever, admission is free. The Outer Harbor, Lakeside Lawn and Terminal B Amphitheater site’s nearly 17 acres of lakefront grounds provides ample space for the 26 stages, hundreds of musical acts, dancers, DJs, performance artists, 50-plus displaying artists, dozens of live art installations, circus arts, kids activities, food trucks, vendors and libations that will comprise this year’s festival.