Muse and Thirty Seconds To Mars have announced a tour together. PVRIS will serve as support for the trek. Tour Dates: 05/20 – West Palm Beach, Fla. @ Perfect Vodka Amphitheatre ^ 05/21 – Tampa, Fla. @ MidFlordia Credit Union Amphitheatre ^ 06/03 – Nashville, Tenn. @ Ascend Amphitheater ^ 06/04 – Cincinnati, Ohio @…