A Romanian Air Force MiG-21 Lancer aircraft takes off from Campia Turzii, Romania, April 17, 2014, during exercise Dacian Viper 2014.
Dacian Viper is a bilateral air exercise designed to enhance interoperability and readiness between the U.S. Air Force and the Romanian Air Force. (DoD photo by Staff Sgt. R.J. Biermann, U.S. Air Force/Released). Original public domain image from Flickr