Last month Bon Iver released their fourth studio album i,i, garnering an ecstatic response. Today the band have announced a full European tour. The upcoming arena shows are their most ambitious to date as they bring their brand new live show to Europe for the first time. Support comes from Aaron Dessner’s Big 37d03d Machine who will develop and perform new music in collaboration with 37d03d friends. Tickets will be on sale this Friday, 13 September at 10 a.m.