Periphery, Aug. 4 @ The Lincoln Theatre – The D.C. based prog rock outfit release their new album, Periphery III: Select Difficulty, on July 22. The band’s last two releases (released simultaneously in 2015) charted at #15/#16 on Billboard’s Top Album charts and was dubbed “a prog-metal opera” by Rolling Stone, with Outburn saying the band have “likely changed the face of modern progressive metal as we know it.”