A tradition of 40-plus years that has attracted more than 25,000 people each summer to downtown Iowa City, the Iowa Arts Festival, from June 7 through 9, will showcase a wide array of visual artists from local and national levels, and also feature a beverage garden, a variety of culinary delights, children’s activities, and thrilling live-music performances, including a Saturday-night set with Grammy-winning festival headliner Terrance Simien.