Peter Vodenka, who escaped from behind the Iron Curtain of Communist Czechoslovakia, spoke to visitors about his journey to freedom during a Heritage Day at the South Dakota Air and Space Museum in Box Elder, S.D., May 19, 2012. Vodenka shared what he and his family endured when escaping the bondage of communism in Czechoslovakia during the Cold War. (U.S. Air Force photo by Airman 1st Class Anania Tekurio/Released)