SOMERSET, Wis. - Somerset was home to one of the nation's largest rock festivals May 12-13 as thousands of rock and metal enthusiasts swarmed the city's amphitheatre. Throughout the weekend, concert goers saw performances by Tool, Avenged Sevenfold, A Perfect Circle, Alice in Chains, Stone Temple Pilots, Breaking Benjamin and more. Photos by Jake Pfeifer / RiverTown Multimedia