A four-day music festival in the Iowa countryside, Hinterland Music Festival has already hosted a number of world class acts, including Kacey Musgraves, Willie Nelson, Brandi Carlile, Sturgill Simpson, Hozier, Maggie Rogers, TV on the Radio, Dwight Yoakam, and Tyler Childers. Participants: Ethel Cain Hippo Campus Noah Kahan Vampire Weekend Blondshell Chappell Roan Charley Crockett Debbii Dawson Ethel Cain flipturn Hans Williams Hippo Campus Hozier Josiah and The Bonnevilles Katy Kirby Lizzy McAlpine Madison Cunningham Mt. Joy Noah Kahan Odie Leigh Orville Peck Palehound Red Clay Strays Richy Mitch The Coal Miners Sam Barber The Japanese House The Last Dinner Party Vampire Weekend More Info below.