The U.S. Air Force Air Demonstration Squadron, the Thunderbirds, perform an echelon pass in review maneuver during the practice air show at Turku AB in Turku, Finland, on 17 June 2011. The practice and two shows marked the first time in the fifty-eight year history of the team that the Thunderbirds have performed in Finland. The Thunderbirds are based at Nellis AFB, Nevada.
