Bon Iver have detailed a spring tour. Kicking off in Philadelphia in late March, the nine-date run will then head toward the rust belt, with dates in Ohio, Tennessee, Missouri, Oklahoma, Illinois and Michigan. The tour precedes a number of summer festival dates for the band, including Summerfest in Milwaukee. Additionally, Vernon's project with Aaron Dessner, Big Red Machine, will play sets at Boston Calling and Primavera Sound. Peep the Bon Iver tour dates below.