A skywriter spells the initials for Joint Base Elmendorf-Richardson at Arctic Thunder Open House 2014, July 27, 2014. Arctic Thunder is a biennial event hosted by JBER. Featuring more than 40 Air Force, Army and civilian aerial acts and an expected crowd of more than 200,000 people, it is the largest two-day event in the state and one of the premier aerial demonstrations in the world. The 2014 Arctic Thunder Open House is a proud part of the Anchorage Centennial Celebration. (U.S. Air Force photo by Master Sgt. John R. Nimmo, Sr./Released)